The snap, showing Miley in a director's chair and wearing only colorful hair scrunchies as she sent out her biggest grin, shouted out the August 2015 moment, also ear-marking the singer's racy edge – "Wrecking Ball" two years earlier was already seeing the feminine-strong beauty swinging unclothed from a giant suspended ball.

Miley, who likely had to select from countless fans hoping their repost would make it to her IG stories, reposted the image and the fan's wishes: "Happy birthday to my favorite girl in the world," they wrote.

Miley, choosing to go way back with childhood videos on her Instgram as she marked her birthday, shouted out "Toxic" singer Britney Spears in her caption's opener, then adding:!