Pharrell Williams
"Killing'em with my fro. At this time, those ears were listening to Stevie Wonder, Earth, Wind & Fire and Michael Jackson. #TBT @i_am_other"
Sarah Hyland
"#TBT: I think I've always known what's up. #ThugLife"
Kim Kardashian
"TBT Go carting with Kanye in "$6000 pair of shoes that made it to the Paris news"
Jordin Sparks
"#TBT 2007 Where it all started!!! Go @candiceai12 @kreeai12 #idolfinale #girlpower"
98 Degrees
"#TBT to hanging out with Kenan and Kel (@therealkelmitchell) back in 1998!"
Khloé Kardashian
"My first day of school... :) #tbt"
Chelsea Handler
"Jersey sisters"
Danielle Fishel
"A lot of people in disbelief that @LanceBass and I went to prom together. He asked me with 12 roses and a cute note! #awesomedate"
Rihanna
"#throwbackRiRi the day I met and sang for Evan Rogers of SRP after school, my life has never been the same since I took this pic at 15"
Jessica Chastain
"Ok everybody, here's a pic for you. I guess I've always been on the creative side. What a goofy kid, right?"
Gabrielle Union
"O.M-G! The cast of "She's All That" #somanyweavesago #tbt #rp @adamshankman"
Nicole Richie
"The moment my husband told me I looked like The Beast in Beauty & the Beast #TBT"
Shay Mitchell
"Wow... Just found this photo of my two besties and I @ 16yrs old. #tbt @joanierutledge & @jodyrebak #vancity #fireworks"