ET Slideshow: Olympics Twitpic Album

Olympic athletes, past and present, plus celebrities and journalists are documenting the experience of the London 2012 Summer Olympics. This convergence of global talent has set the stage for many photo opportunities worth chronicling. Flip through to see Team USA mix and mingle with Hollywood, Washington, and the world. Proceed with caution, as there might be some spoilers ahead.

Evan Lysacek celebrates the announcement of his return to competitive figure skating with friend Nastia Liukin.

Ryan Lochte posted: @hopesolo and I on the @todayshow

La La Anthony posted: Best night London town babbyy w/@trinarockstarr @SavannahRB and @itsgabrielleu

Usain Bolt takes a load off his feet.

Ryan Lochte posted: On the @todayshow representing #gatornation #Jeah

Hope Solo posted: Honored to have my locker by the legendary #2 for one last iconic game! @heathermitts pre Gold medal baby! I knew it!!!! ;)

Arnold Schwarzenegger posted en route to the Olympics: Train to London!

Model and blogger Lauren Scruggs posted: You are such a blessing :) What a pleasure meeting you!!! @gabrielledoug

Usain Bolt posted: Getting ready for medal ceremony. Big up the barber Maurice Smith

Gymnast Shawn Johnson posted: @FranklinMissy congrats lady! So nice to meet you! #olympicstoday

Michael Phelps posted with his niece: Taylor and I hanging out today!!

Model and blogger Lauren Scruggs and her sister met gymnast Shawn Johnson.

Swimmer Rebecca Soni posted: Met Jackie Joyner-Kersee, heptathlon and track legend. She have have gone to UCLA but I still loved meeting her #fb

Ryan Seacrest posted: How the Australians beat the cold in london...roasting marshmallows on the Olympic flame. @karlstefanovic

Swimmer Rebecca Soni posted: Buckingham Palace today! Happened to stumble in there right as the Changing of the Guards was happening #fb

Runner Lolo Jones posted: Little do @usainbolt & @yohanblake know... Im posting notes on their backs sayin USA #1.The USA vs JAM rival

Swimmer Missy Franklin posted: Saw Gymnastics and Athletics yesterday! It was my first time going to an Olympic event as a spectator! So much fun!

Ryan Seacrest posted with Kobe Bryant: Interviewed kobe...he's been visiting other sports to study, learn. Federer was his 1st ever tennis match

Kim Kardashian posted a pic of two of her favorite Olympic champs—step-dad Bruce Jenner and friend Serena Williams.

Michael Phelps and rumored girlfriend Megan Rossee celebrate his record-breaking collection of Olympic medals.

Prince William and Kate Middleton were snapped by journalist Christine Brennan after a swimming session.

McKayla Maroney posted: Channeling our inner Bolt.. #Usain where you at??

South African track competitor Oscar Pistorius speaks to the press about his groundbreaking race as the first double-amputee to compete with able-bodies athletes in the Olympics.

Team USA gymnasts didn't only collect gold medals. They're accumulating photos with their favorite athletes, including NY Knicks player Carmelo Anthony.

Track & Field star T'erea Brown posed for a portrait in the stadium.

Mickey Rourke posted: Go get em @usainbolt from yours truly Mickey "white lightning" Rourke

Tennis superstar Roger Federer was on the prowl for Olympic gold, but happily settled for silver in men's singles.

Kobe Bryant posted: Kevin Love took this pic of me and Harden in the starting blocks.

Maria Sharapova posted: In the Olympic Village...while everyone is taking a picture with the Olympic rings, I went for a shot with this good looking fella..

Gymnasts McKayla Maroney posted with Aly Raisman: We got sushi todayyyy! My first time eating out of the village in weeks!

Swimmer Cullen Jones shows off some serious Olympic hardware.

Piers Morgan posted: Reunited - pupil and mentor... @serenawilliams #CNNOlympics

Gymnasts McKayla Maroney and Gabby Douglas share a celebratory embrace.

Maria Sharapova posted: This last week has been a whirlwind of unforgettable memories. From the Opening Ceremony to leaving with this pretty piece of Silver. I will remember it forever!!

Jordyn Wieber posted: Yesterday we met the Duchess, Kate Middleton! She was so nice and she told us she loved our leotards!

Fellow Olympic gold medalist Nastia Liukin posted: So proud of you @gabrielledoug!! Xoxo

Katherine Jenkins posted: Olympic girl...

Gold medal gymnast McKayla Maroney posted with Jordyn Wieber and Kyla Ross: We just love ice bucketing!! #NOT

Hope Solo posted: Best SURPRISE in the world!!!!!!! How did everybody keep this a secret!?!? I almost cried as i walked out of the elevator! @tinaellertson

Olympic skier Lindsey Vonn posted: #london2012 first Olympic event as a spectator!

Michael Phelps posted: @arschmitty and I coming back on the bus!! Way to go Allison!! So proud of u!

Katherine Jenkins posted: Mum & I loving the excitement at the Aquatic Centre #London2012

Ryan Seacrest congratulated USA's gold medal gymnastics team.

Team USA's gymnasts light it up.

Gymnast John Orozco posted: @serenawilliams and I in the Olympic Village!

Gymnasts Gabby Douglas, Kyla Ross, McKayla Maroney, Aly Raisman, and Jordyn Wieber share a moment with Olympic gold medalist Bruce Jenner.

Sam Mikulak posted: Athletic trainers said I need more vitamin D

Tennis player Bob Bryan posted: Wearing our whites for a Team USA practice @thequeensclub. The membership is really coming in handy!

Weatherman Al Roker posted: Here we are on the London Eye. Savannah is blocking Big Ben

Soccer superstar Hope Solo posted: Not bad...not bad at all! @sydneyleroux

Gymnasts Danelle Leyva, John Orozco, Sam Mikulak, Jonathan Horton, and Jake Dalton ring in the Games.

Sam Mikulak posted: This is how we cold tub Olympic style!

Sam Mikulak posted: She gave me a pin... Serena Williams!

Gymnast Jake Dalton posted: Me and my look-a-like from France

Gymnasts Gabby Douglas, Kyla Ross, Jordyn Wieber, McKayla Maroney, and Aly Raisman were excited to meet beach volleyball star Kerri Walsh-Jennings.

Gymnasts Kyla Ross, McKayla Maroney, Jordyn Wieber, and Aly Raisman snag a pic with the hunky Ryan Lochte.

Relay teammates Ryan Lochte and Cullen Jones take a snapshot in the Olympic Village.

Former Olympians Sarah Hughes, Emily Hughes, and David Beckham smile for the camera at Winfield House Regents Park.

Team USA's fab five gymnasts challenge Ryan Seacrest to attempt a split. Ryan tweeted: "Doing the splits is easy, standing back up...not so much."

First Lady Michelle Obama pumps up Team USA's women's basketball players.

Nicole Kidman posted: "At the Olympics with omega! Amazing!!"

Misty May-Treanor tweeted: "Good morning Horse Guards Parade!"

A slew of familiar Olympic faces, including Sarah Hughes, Emily Hughes, Dara Torres, Nastia Liukin, and Shawn Johnson get into the groove at Michelle Obama's Let's Move! event.

Gold medal figure skater Kristi Yamaguchi's husband, Olympic hockey player Bret Hedican, tweeted: "Fitting that today the #Olympics begin our two girls see @KristiYamaguchi Gold Medal for the first time!"

A real-life American Idol, swimmer Michael Phelps and Today Show correspondent Ryan Seacrest dive head-first into Olympic mayhem. Ryan tweeted: "Hottest day of the year in London... @MichaelPhelps wears a hoodie. #likeaboss"

Volleyball's golden girl Misty May-Treanor suited up in her Ralph Lauren duds in preps for the Opening Ceremony.

Jamaican track sensation Usain Bolt's image is projected on the House of Parliament.

Swimmer Summer Sanders lives out every girl's fantasy by meeting soccer phenom David Beckham, gushing, "Not a bad way to start the day....:)"

Past Olympian Summer Sanders welcomes Michelle Obama.