My how they've grown! Thanks to social media and Throwback Thursdays, better known as #TBT or Flashback Fridays, more commonly used with a #FBF, celebrities give us a glimpse at how they were long before it was lights, camera, action.
Kim Kardashian and Nicole Richie
Photos: Getty Images and Instagram/@nicolerichie
Photo: Getty Images/Instagram/@vancityreynolds
Diane Kruger
Photos: Getty Images and Instagram/@dianekrugerperso
Taylor Swift
Photos: Getty Images and Instagram/@taylorswift
Calvin Harris
Photos: Getty Images and Instagram/@calvinharris
Rihanna
Photos: Getty Images and Instagram/@badgalriri
Karlie Kloss
Photos: Getty Images and Instagram/@karliekloss
Dwayne Johnson
Photos: Getty Images and Instagram/@dwaynejohnsonofficial
Cindy Crawford
Photos: Getty Images and Instagram/@cindycrawford
Amanda Seyfried
Photos: Getty Images and Instagram/@mingey
Katy Perry
Photos: Getty Images and Twitter/@katyperry
Justin Timberlake
Photos: Getty Images and Instagram/@justintimberlake
Kylie Jenner
Photos: Getty Images and Instagram/@kyliejenner
Reese Witherspoon
Photos: Getty Images and Instagram/@reesewitherspoon
Miranda Kerr
Photos: Getty Images and Instagram/@mirandakerr
Lauren Conrad
Photos: Getty Images and Instagram/@laurenconrad
Rita Ora
Photos: Getty Images and Instagram/@ritaora
Zac Efron
Photos: Getty Images and Twitter/@zacefron
Vanessa Hudgens
Photos: Getty Images and Instagram/@vanessahudgens
Enrique Iglesias
Photos: Getty Images/twitter/@enrique305
Jordin Sparks
Photos: Getty Images and Instagram/@jordinsparks