Rewind·Posted on Sep 26, 20149 Celebrity #TBT Photos You May Have Missed This WeekMichelle Trachtenberg hanging out with "Genie in a Bottle"-era Christina Aguilera kicks off #ThrowbackThursday.by Brian GalindoBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. Michelle Trachtenberg took us back to 1999, with this photo of herself hanging out with Christina Aguilera. View this photo on Instagram 2. Queen Latifah wished her friend Will Smith a happy birthday by remembering the time she guest starred on The Fresh Prince of Bel-Air. View this photo on Instagram 3. January Jones continued to serve us some Regina George realness with this photo of herself at 17. View this photo on Instagram 4. Paul McCartney rocked an pretty awesome beard back in 1968. View this photo on Instagram 5. Colton Haynes bravely shared this high school photo of himself. View this photo on Instagram 6. Speaking of high school photos, here's one of Sarah Hyland dressed up as an '80s aerobic instructor. View this photo on Instagram 7. Dwayne "The Rock" Johnson once sported some pretty short shorts. Dwayne Johnson @TheRock Broke & strugglin' to make it in the CFL, but... I never skipped leg day. #ThunderThighs #ShortsBeHugginABrutha #TBT Thu Sep 25 20:43:28 UTC+0000 2014 Reply Retweet Favorite 8. Pretty cool, Busta Rhymes hanging out with Tupac Shakur back in the day. Busta Rhymes @BustaRhymes #TBT Me & Pac 90somethin'.. 11:04 PM - 25 Sep 2014 Reply Retweet Favorite 9. And finally, Tom Brady posted this spectacular photo of himself riding Space Mountain.