Nina Dobrev and Zac Efron have sparked romance rumours after being papped laughing and looking cozy on a yacht in Italy. The news comes after The Vampire Diaries star ended her one-year engagement to three-time Olympic gold medalist Shaun White. An insider told Us Weekly that Nina and Zac aren’t dating and "have been good friends for over a decade." According to a source, Nina has "felt a lot of love and support" from "her family and friends recently," as she leans on them for support. For all the hottest entertainment stories, keep SPIN loud with Shannon Keenan on the hour everyday from 10am-5pm.