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They admitted they couldn't stop kissing on set of the "Surfboard" video, but Cody Simpson and his model girlfriend Gigi Hadid broke up shortly after the clip premiered.
Katy Perry and John Mayer crooned together in "Who You Love," which may have doomed their already on-again, off-again relationship.
The ultimate couple music video is, of course, Stephanie Seymour and Axl Rose getting married in the epic "November Rain."
Hgh-school sweehearts Paula Patton and Robin Thicke rolled around together in his video for "Lost Without U," but years later they announced their separation.
Usher featured Chili in "U Got It Bad," which was ostensibly a break-up song about their relationship. Those two are a special pair!
Adam Levine has always had a taste for models. He romped with his then-girlfriend Kelly McKee in the video for one of Maroon 5's first hit, "This Love."
Lisa-Marie Presley and Michael Jackson's already high-profile romance became even more infamous with a naked music video.
Hip-hop heavyweights (and on-again, off-again couple) Nelly and Ashanti sang together in "Body On Me."
Britney Spears and Kevin Federline made a bit of a "November Rain" homage when they exchanged vows in the video for her song "My Prerogative."
Classic '80s couple Billy Joel and Christie Brinkley danced together to some clunky choreography in his video for "Uptown Girl."
Ariana Grande and boyfriend Nathan Sykes recorded a beautiful duet, "Almost Is Never Enough," before splitting last year.
Adam Levine strikes again! In Maroon 5's video for "Never Gonna Leave This Bed," he made out in a bed with girlfriend Anne V while hundreds watched. Ew.
Star-crossed Disney romance! Demi Lovato and Joe Jonas grinned at each other for minutes in the "Make a Wave" video for the Jonas Brothers.
Continuing in the music-video trend of inviting viewers into a musician's bedroom, Enrique Iglesias hooked up with love Anna Kournikova on top of a sink in "Escape."
Ben Affleck rubbing on fiance Jennifer Lopez's butt while riding a yacht in the "Jenny from the Block" video can never be unseen.