Christina Aguilera

Christina Aguilera and boyfriend Matthew Rutler at Matsuhisa restaurant in Beverly Hills, CA. The duo were arrested yesterday (March 1) and Aguilera was booked for public intoxication.

If the recent career suicides of both Christina Aguilera and Charlie Sheen have taught us anything, it's that nothing is certain in the entertainment business. Just a few short months ago both were considered emblems of their generation; she, a golden voiced diva set for a late-career push, he an actor in the world's most popular sitcom enjoying the fruits of a life well-lived, yet now she's been arrested and he claims to be an out-of-work warlock.

But these nosedives are not unique to a business that loves to build up and expose their heroes as emotional wrecks. In honour of the downward spiral of these former idols, we have a look at 10 music stars and how they chose to become an international source of shame and ridicule.