Best of 2009

Split! The Year's Biggest Breakups

From Jessica and Tony to Jon minus Kate, it was a year of dramatic endings


On Oct. 14, Avril Lavigne made it final, seeking a divorce from her fellow Canadian pop-punker, Deryck Whibley of Sum 41, after three years of marriage. What went wrong? Sources said Avril "married too young" – and in the weeks that followed the split, she was spotted out with Wilmer Valderrama.