Celebrity·Posted on Feb 18, 2017OMG, This Is How Much Pop Stars Have Changed Then Vs. NowI don't think you're ready for this jelly.by Sam StrykerBuzzFeed StaffLinkFacebookPinterestTwitterMail Beyoncé then: Beyoncé now: Lady Gaga then: Lady Gaga now: Taylor Swift then: Taylor Swift now: Rihanna then: Rihanna now: Katy Perry then: Katy Perry now: Selena Gomez then: Selena Gomez now: Britney Spears then: Britney Spears now: Demi Lovato then: Demi Lovato now: Ariana Grande then: Ariana Grande now: Adele then: Adele now: Jennifer Lopez then: Jennifer Lopez now: