From big divorces to short-term flames that fizzled, see which star couples called it quits this year
Lady Gaga and Taylor Kinney
A source told Us Weekly in May that between the pop singer's giant, 110-show tour and maintaining her relationship with her actor/model beau of 10 months, one of them had to go. "There's just no room for anything else. Her work is all-consuming," the source said. The couple has since gotten back together.