Love Is in the Air: Celebs Celebrate Valentine's Day 2019!

The Man of the Woods singer shared a super sweet photo showing him hugging wife Jessica Biel while giving her a romantic kiss on the cheek. Timberlake wrote in the caption that it's "Valentine's ALL DAY, EVERY DAY since I found you."

The Sinner actress-producer returned the love, sharing a similar snap as her husband and writing, "I cherish those cheeks and everything else about you, baby."

Katy kats were in a tizzy on Valentine's Day after Perry posted a selfie with Orlando Bloom announcing the pair's engagement. She simply captioned the snap, which showed off her unique engagement ring, "full bloom." 

Can you even with these two? The No Doubt frontwoman uploaded a slideshow of pics with her honey, Blake Shelton, captioning it, "#happyvalentinesday❤️ @blakeshelton #i❤️u #yourmyfavorite."

The makeup mogul got showered with multiple heart-shaped bouquets by boyfriend Travis Scott. Their 1-year-old daughter, Stormi, was as enamored with the elaborate set-up as Jenner was. "must be dreaming!! ?..." the proud mama exclaimed. 

The Modern Family actress shared a cute snapshot of her and boyfriend Wells Adams sharing some PDA on a mountain top, overlooking a vast expanse of forest. "With you I feel like I’m on top of the world & I’ll always catch you if you fall... no matter how high we climb," she captioned the pic. "I love you to Pluto & back @wellsadams I am so grateful and appreciative of everything you do for me. #happyvalentinesday."

The "Boyfriend" singer penned a heartfelt post for her husband and music partner, Evan Ross, which she shared alongside a romantic snapshot of the pair gazing into each other's eyes. "Happy Valentines to my soulmate the love of my life," she wrote. "I could never have dreamed you up. You are everything. I love you."

PDA alert! The mom of three posted two pics with her hubby, Kanye West, of the pair kissing in the first and laughing in a close-up selfie in the second. She captioned the shots: "Happy Valentines Day babe!!! I love you so much! ?."

The actress posted an adorable message for husband Freddie Prinze Jr., whom she calls her "own personal google" because he's "everything I’m searching for."

The Southern sweetheart got a little mushy while writing about her husband, Jim Toth. "Love my Valentine! ❤️ #9years of love and putting up with all my picture taking ?," Witherspoon said on Instagram.

The Rent: Live actress celebrated "7 years strong" with boyfriend Austin Butler in honor of the romantic holiday.

The Younger star took a walk down memory lane with a #TBT to her Valentine's Day with boyfriend Matthew Koma in Costa Rica two years ago, thanking him for both their daughter and the pet llama he gifted her. "He’s holding down the fort at home today ?? happy Valentine’s Day to all the lovers out there?? oh and babe thanks for Banks AND IVVVVVVVAN ? (hehe)," she wrote on Instagram.

The country singer wished a happy Valentine's Day to his "forever date," wife Nicole Hocking, with a slideshow of photos from their many date nights at red carpet events.

"Forever my Valentine’s ❤️," the "Circles" singer wrote of her husband, Mike Caussin, and two kids, daughter Jolene and son Jace.

The L.A.'s Finest actress celebrated both her and husband Dwyane Wade's first Valentine's Day with daughter Kaavia and the Miami Heat player's final NBA All-Star Weekend. In the glammed-up family photo, Union is holding her baby up on her hip while dad flashes a big smile at his little girl.

The former president gushed over his wife, Michelle Obama, and, really, can you blame him? "Happy Valentine’s Day to the extraordinarily smart, beautiful, funny, one and only @MichelleObama. It’s true; she does get down to Motown," he sweetly shared on Instagram.

"I love him...he has taken my heart and loved me in every perfect way ?," captioned a doodled frame surrounding a sepia-tinted snap with husband Eric Johnson.

The "Peter Pan" singer shared a sweet message to both her fans and her husband, Morgan Evans. "Happy Valentine’s Day!!!! I hope you are surrounded by someone who you love and who makes you feel loved in return. Sending all of you the biggest hug (especially you, @morganevansmusic) Now off to eat chocolate..." she wrote on Instagram.

The swimsuit model and her husband, Justin Ervin, were all smiles and hugs in an adorable snapshot Graham posted to her Instagram story.

The "We Don't Talk Anymore" singer seemingly confirmed his rumored relationship with singer Charlotte Lawrence when he posted a black-and-white mirror selfie showing him with his arm around her shoulders, which he captioned, "Happy valentine’s day," along with a heart emoji.

The Becoming author also waxed poetic in her own lovely valentine, posting now-and-then pics of her whole family, including Barack and their daughters, Malia and Sasha. "So lucky to call these three my valentines for all these years. ?," she wrote.

As many of his social media posts are, NPH's adorable Valentine's Day pic of husband David Burtka and their twins, Harper and Gideon, was full of love for his fam! The crew's holiday-themed tops and glasses were also very on point. "These three people own my heart. Happy Valentine’s Day, everyone. #grateful," the How I Met Your Mother alum shared.

The 46-year-old actress kept her message to hubby Joe Manganiello short and sweet -- full of red heart emojis! "I adoooreee u @joemanganiello ❤️❤️❤️❤️❤️❤️❤️❤️❤️Happy Vday everyone!!!!" she captioned a selfie with her main man.

Aah, young love! Justin Bieber's wife shared a stunning black-and-white shot of the pair kissing on the beach, taken by photographer Joe Termini, captioning it, "I get to be his valentine forevaaa evaaa???? ??."

Kidman and Keith Urban pretty much always warm our hearts, but seeing these two snuggling up always makes us swoon even harder! "The greatest thing you’ll ever learn is just to love and be loved in return. ?❤️️ Happy #ValentinesDay, everyone xx #MoulinRouge," the Big Little Lies actress wrote to her hubby on Instagram.

"Happy Valentines Day to my husband. Sorry I had to crop you out of this snap but honestly this is such a great photo of me," Fisher joked of her gorgeous selfie with half of Sacha Baron Cohen.

For her throwback pic with husband Harry Hamlin, the Real Housewives of Beverly Hills star "stole" Kidman's loved-up caption "cuz it fit."

"You make me very happy. Happy Valentine’s Day, my love," Reinhart captioned a snap of her and her Riverdale co-star and real-life boyfriend Cole Sprouse staring into each other's eyes during a sunset.

The happy hippie shared a hilarious NSFW meme to declare her love for hubby Liam Hemsworth.

The "1, 2 Step" singer -- who coincidentally just dropped the music video for her new single "Greatest Love" -- took to Instagram to open up about her main man, husband Russell Wilson. "It's only right that I join you all and shout out my greatest love too," Ciara said in the video, taking on the #GreatestLove challenge. "Bae, I just wanted to tell you I love you so much. I love how you are always there for me, how if my wig is tilted sideways, you're gonna help me tilt it right back. You always got my back, you're always there when I call. You are the best partner in life I could ever hope for. I'll ride for you, I'd die for you, I love you so much. Happy Valentine's Day!"

The Friends alum made a collage of selfies to celebrate her love for boyfriend Johnny McDaid.

In it for the long haul! The reality star posted a photo from her wedding day to Mauricio Umansky, writing, "Happy Valentine’s Day to my forever Valentine ❤️ Today marks our 25th Valentine’s Day together. I love you more every day ♥️."

The Riverdale star showed off his photography skills with an intimate portrait of girlfriend Lili Reinhart, admitting in the Instagram caption, "Quite actually the only thing keeping me sane is @lilreinhart."

The Seattle Seahawks quarterback returned the favor, listing all of the reasons why he loves his wife, Ciara. "Baby, you're my greatest love for several reasons," Wilson said in the clip. "First of all, you inspire me. The way that you care for others, the way that you make the world a better place. How dedicated you are to being great truly inspires me. Second of all, the mother that you are. How you take care of them and go whenever and wherever for them, is the most amazing thing ever. Third of all, you make me a better man. You challenge my faith, you increase my faith. The Bible says, 'When a man finds a wife, he finds a good thing,' and I've found a good thing in you. And finally, you're the sexiest woman on the planet. You're bad to the bone and I'm glad to be your husband and take care of you and provide for you. And yes, I will fix your wig, and yes, I will do whatever you say. I love you."

The GRAMMY winner showered his fiancee, Kirsten Corley, with sweet words on Instagram. "Who gon sit at the merch table at your first shows and sell your raggedy t-shirts for you AND and model em online???" he captioned a snap of his longtime love. "Who gon have yo back and yo front and yo side AND yo side?? I met my wife when I was Nine.. I had a hunch back then but I took my time. ????? Happy Valentines my love #valentinesday #reallove."

You can't see Bundchen or her NFL husband, Tom Brady's face, in this Nino Munoz photograph, but they sure do look in love! 

"My forever Valentine!! Love you Queen?? foreva eva foreva eva!! @mrs_savannahrj ❤️❤️❤️❤️❤️❤️❤️❤️," the NBA pro captioned a sweet pic of himself looking lovingly at his wife, Savannah James. 

The *NSYNC singer got a litlte goofy when declaring his love for husband Michael Turchin, captioning a selfie of the pair puckering up while rocking messy red lipstick, "Happy Valentines to the one I’m happy to smear my lipstick for! I love you my mookie Picasso!!"

The Walking Dead star called girlfriend Diane Kruger the "best valentine."

"And in an instant, my whole world changed and every past moment made sense. ❤️ My Valentine," the Pitch Perfect pro wrote next to a black-and-white, PDA-filled photobooth printout of her and boyfriend Tyler Stanaland.

The Drunk Parents star drew a heart over a pic of her and husband François-Henri Pinault before adding the hashtags "#happyvalentinesday," "#felizdiadesanvalentin" and "#love."

"From the beginning... and until the end. I love you. Happy Valentines Day wifey ❤️," the English actor captioned a cozy black-and-white snap of him and wife Laura Haddock.

The Modern Family star spread the love with two PDA-filled pics of her and boyfriend Levi Meaden. "Happy Valentine’s Day? I’m a very lucky girl?I love you!"

The hunky actor snapped a pic of a rose to share a sweet message to all his fans. "Happy Valentine’s Day! I love you all ❤️," he wrote on Instagram.

Can you even with this cuteness? "To my sweetie @sheryllowejewelry Thanks for being my Valentine for 29 years! ❤️❤️," Lowe wrote of his wife, Sheryl Berkoff.

The former NFL pro and his wife, Jessie James Decker, got all caffeinated up on Valentine's Day. "My Valentine for life! Love you to the moon and back?," he wrote of his lady love.

The news anchor felt nostalgic on Valentine's Day, posting a pic from one of her first dates with husband John Molner. "Remember this? Still one of my favorite photos from one of our very first dates! HVD Molner. ❤️#heartandsoul #elfuegobaby And Happy Valentines Day to you and yours. ???," she wrote on Instagram.

On Valentine's Day, the Happy Death Day star revealed that she and boyfriend Eric Clem were officially engaged. "Cat’s out of the bag! ❤️ Happy Valentine’s Day to my brilliant, amazing, wonderful, how-did-I-get-so-lucky FIANCÉ and of course, most importantly, to Otis the pup," she wrote on Instagram in a post showing off her new ring and her dog snuggled between herself and Clem.