It's hard to believe that celebs were once mere mortals like us, here's the best (and worst) celebrity yearbook photos we could get our hands on...
The Best and worst Celebrity Yearbook photos
1 of 25Nicki Minaj
Nicki Minaj
2 of 25Kesha
Kesha
3 of 25Amethyst Kelly aka Iggy Azalea
Amethyst Kelly aka Iggy Azalea
4 of 25Taylor Lautner
Taylor Lautner
5 of 25Jennifer Lawrence
Jennifer Lawrence
6 of 25Ariana Grande
Ariana Grande
7 of 25Miley Cyrus
Miley Cyrus
8 of 25Selena Gomez
Selena Gomez
9 of 25Katy Perry (then Katy Hudson)
Katy Perry (then Katy Hudson)
10 of 25Emma Stone
Emma Stone
11 of 25Justin Bieber
Justin Bieber
12 of 25Bruno Mars
Bruno Mars
13 of 25Little Mix's Jesy Nelson
Little Mix's Jesy Nelson
14 of 25Snoop Dogg
Snoop Dogg
15 of 25Eminem
Eminem
16 of 25Owen Wilson
Owen Wilson
17 of 25Orlando Bloom
Orlando Bloom
18 of 25Channing Tatum
Channing Tatum
19 of 25Zac Efron
Zac Efron
20 of 25Taylor Swift
Taylor Swift
21 of 25Matthew McConaughey
Matthew McConaughey
22 of 25Jamie Foxx
Jamie Foxx
23 of 25Matt Damon
Matt Damon
24 of 25Kanye West
Kanye West
25 of 25George Clooney
George Clooney