Stars Who Have An Unhealthy Relationship With Their Ex

Oh, celebrity romance. For every long-lasting Tinsel Town love story, there are a dozen duds — promising pairings that end in dating disaster or matrimonial mayhem. Whether infidelity, conflicting lifestyles, or ( that old favorite) "irreconcilable differences" spell the end of these relationships, they all share one thing in common: They couldn't make it to the finish line. Some lasted a few years — while others barely made it out of their infancy before they imploded, leaving both parties involved petulantly picking up the pieces. Find out if your favorite A-listers made this list of former flames who fizzled out as we dish on stars who have an unhealthy relationship with their ex. #Celebs #Celebrities #Dating Taylor Swift and Jake Gyllenhaal | 0:00 Sofia Vergara and Nick Loeb | 1:33 Sam Smith and Jonathan Zeizel | 2:34 Sophia Bush and Chad Michael Murray | 3:35 Pete Davidson and Ariana Grande | 4:57 Miley Cyrus and Liam Hemsworth | 6:13 Ed Sheeran and Ellie Goulding | 7:21 Madonna and Guy Ritchie | 8:27 Brad Pitt and Angelina Jolie | 9:32 Rob Kardashian and Blac Chyna | 11:07