Miley Cyrus Shares Throwback Pic of Her First Kiss With Liam Hemsworth for #InternationalKissingDay

The couple's 'Last Song' was their first kiss.

Miley Cyrus is reminiscing about kisses passed!

The "Malibu" singer shared a throwback pic of her first lip-lock with fiance Liam Hemsworth from the couple's co-star beginnings in 2010's The Last Song.

WATCH: Miley Cyrus' Transformation Timeline: From Disney Star to Infamous Twerker to Fresh-Faced 'Malibu'

"Happy #InternationalKissingDay! ??? Our first smooch 8 years ago! ❤️❤️❤️," the 24-year-old actress tweeted.

Gotta love those mwahmories!

Cyrus and Hemsworth met on set of the film based on the Nicholas Sparks novel of the same name, eventually getting engaged. Though they called off the nuptials in 2013, the pair rekindled their romance in 2016 and are again ready to be wed.

MORE: Miley Cyrus Shares Emotional Tribute to Parents Alongside Sweet Throwback Pic: 'My Life Is the Result of Love'

Cyrus sings of the couple's romance on "Malibu," and in May, Hemsworth opened up about his bride-to-be's emotional performance of the song at the 2017 Billboard Music Awards.

Watch the video below for more.