Celebrity-backed fashion lines don't necessarily have the best reputation. It's hard to forget Lindsay Lohan's short-lived stint for Emanuel Ungaro or Heidi Montag's critically-slammed attempt at design with Heidiwood, but the appeal of bringing an A-lister with a huge following on board is tempting for brands – and sometimes it pays off. From the fashion businesses that were started from scratch to celebrity/brand collaborative collections, these are the celebrity fashion label success stories.