1. Dwayne Johnson now:
Dwayne Johnson then:
2. Mandy Moore now:
Mandy Moore then:
3. Joe Manganiello now:
Joe Manganiello then:
Throwback Thursday #EVOLUTION http://t.co/HTtuaMkqlS
4. John Krasinski now:
John Krasinski then:
5. Brie Larson now:
Brie Larson then:
6. Kumail Nanjiani now:
Kumail Nanjiani then:
7. John Cho now:
John Cho then:
8. Amanda Seyfried now:
Amanda Seyfried then:
9. Rashida Jones now:
Rashida Jones then:
10. Chris Pine now:
Chris Pine then:
11. Zac Efron now:
Zac Efron then:
Never too early for #ZacEfron to start getting ready for @BearGrylls. - #TeamZE #TBT
12. Jesse Williams now:
Jesse Williams then:
13. Blake Shelton now:
Blake Shelton then:
14. January Jones now:
January Jones then:
15. Troye Sivan now:
Troye Sivan then:
16. Heather Graham now:
Heather Graham then:
17. Andy Cohen now:
Andy Cohen then:
18. Kaitlin Olson now:
Kaitlin Olson then:
19. Jessica Simpson now:
Jessica Simpson then:
20. Mindy Kaling now:
Mindy Kaling then:
21. Andrew Rannells now:
Andrew Rannells then:
22. John Stamos now:
John Stamos then:
23. Kristen Bell now:
Kristen Bell then:
24. Jeremy Renner now:
Jeremy Renner then:
25. Reese Witherspoon now:
Reese Witherspoon then:
26. Brooklyn Decker now:
Brooklyn Decker then:
27. Maya Rudolph now:
Maya Rudolph then:
28. Sarah Silverman now:
Sarah Silverman then:
Yo ma mensches @nickkroll & @StephenAtHome here's some sweet awkward #Puberme for #PuertoRicoRelief
29. Jennifer Garner now:
Jennifer Garner then:
30. An finally, Ryan Reynolds now:
