In its 13 seasons, American Idol has showcased plenty of gems in the rough—and some radio-ready stars. But there have been a few truly great performances, the kind that stick with you years later. We look back at the show’s top star-making moments, and the future stars who gave them to us.

Before they had their Beverly Hills mansions and summer homes in The Hamptons, many of the most successful names struggled just to pay the rent. See which stars split the bills as Snakkle takes a look at some of Hollywood’s most famous roommates.