For nine years, Michael Richards starred as Jerry Seinfeld's quirky neighbor, Cosmo Kramer, on what was one of the most successful sitcoms of all time. After the show ended, the supporting cast—including Richards, Julia Louis-Dreyfus, and Jason Alexander—all struggled to find another hit, sparking talk of a "Seinfeld curse." While Louis-Dreyfus and Alexander have gone on to varying degrees of success, the "curse" seems to have a strong hold on Richards. But when examined a little closer, it's easy to see that the sizable roadblock in Richards' career was placed there by nobody but himself. Here's the real reason we don't hear from Michael Richards anymore.