I'm a huge Waylon Smithers, Jr. fan, too!
I also love Mr. Burns, Homer Simpson, Bart Simpson, Nelson Muntz, Jimbo Jones, Otto Mann, Apu, Moe Szyslak, Carl and Lenny, Groundskeeper Willie, Milhouse Van Houten, Mayor Quimby, Ned Flanders, Marge Simpson, the crazy cat lady, Disco Stu, Agnes Skinner, Comic Book Guy, and many others!