We love a good old #TBT picture but this has to be our favourite of today.
Who would have known that Justin Timberlake used to be a rather goofy looking chap who’d irritate all his family members at Christmas by insisting on proudly waving his gifts every ten seconds.
But he’s not the only celeb who looks LOADS different. Check out these beauties.
Celebrities as kids/teenagers
1 of 31Adam Levine
2 of 31Anne Hathaway
3 of 31Justin Timberlake
4 of 31Zac Efron
Even with some teeth missing, you can't mistake Zac's killer smile
5 of 31Ashton Kutcher
6 of 31Avril Lavigne
7 of 31Beyonce
8 of 31David Beckham
9 of 31David Schwimmer
10 of 31Jay Z
11 of 31Jennifer Lawrence
12 of 31Justin Timberlake and Ryan Gosling
13 of 31Kelly Osbourne
14 of 31Kim Kardashian
15 of 31Kim Kardashian (again)
16 of 31Lady Gaga
17 of 31Nicole Richie
18 of 31P Diddy
19 of 31Paris Hilton
20 of 31Fergie AKA Stacy Ferguson
21 of 31Taylor Swift
22 of 31Leonardo DiCaprio
23 of 31Louis Tomlinson
24 of 31Selena Gomez
25 of 31Harry Styles
26 of 31Megan Fox
27 of 31Kesha
28 of 31Miley Cyrus
29 of 31Lady Gaga
30 of 31Adele
31 of 31