The Cutest Celebrity #TBTs Ever

The chubby cheeks. The playful smiles. You can't deny it: these celebs as babies, toddlers and pre-teens are cuter than cute: 

PLUS: 7 photos that prove everyone went through an awkward phase.

1. Nicole Richie

Drop. The. Mic. Nicole Richie's throwback with Paula Abdul is giving us major '90s flashbacks. 

2. Victoria Justice

Netflix and chill? Victoria Justice posted an #FBF with her "first bae" — Fievel from An American Tail.  

3. Ryan Guzman

The boy next door! Ryan Guzman shows off his sonrisa. 

4. Selena Gomez

Selena Gomez wins the tiara for cutest celebrity baby, ever. 

5. Bruno Mars

Born to shine! Bruno Mars had music running through his veins since childhood. 

6. Prince Royce

You can't miss that smile! Prince Royce always lights up the room. 

7. J. Balvin

Mean muggin'! J. Balvin, can't you smile for the camera?

8. Dev

Dev gets really enthusiastic about hygiene.

9. Amber Montana

A little princesaAmber Montana couldn't be any cuter. 

10. Gina Rodriguez

Do you recognize this Golden Globe winner? Yep, it's Jane The Virgin star Gina Rodriguez.

11. Victoria Justice

Victoria Justice is rocking those sunnies, no?

12. becky G

Can't stop.... smilin'! Becky G looks absolutely adorable in her matching outfit and bow ensemble. 

13. Camila Cabello

Nothing beats a strong father/daughter relationship! Seriously, how precious are Camila Cabello and her papa

14. Lauren Jauregui

Did you recognize this blue-eyed bombshell? Yep, it's Fifth Harmony singer Lauren Jauregui

15. Gisele Bundchen

This chica was born to rule the runway! Gisele Bündchen looks exactly the same in this throwback. 

16. Mario Lopez

Those dimples! Mario Lopez was the cutest little chubster. 

17. Naya Rivera

Glee star Naya Rivera has been practicing that smirk for a long time. 

18. Enrique Iglesias

Cue the awwws. It's baby Enrique Iglesias

19. Sara Paxton

Meow! Baby Sara Paxton dressed up as a kitty cat — and looked absolutely adorable. 

20. LaLa Anthony

We bet you'll never guess this one: it's LaLa Anthony!