Keep your mouth shut! Isaiah Washington didn't do himself any favors by once again uttering the derogatory term he used to describe his "Grey's Anatomy" co-star T.R. Knight at the Golden Globes back in January. This insensitive and idiotic move got the talented actor fired from the hit medical program. Jean Baptiste Lacroix/WireImage.com - February 22, 2007
Biggest Disappointments of '07
Take a trip down memory lane with the celebs that disappointed us in 2007.