20 Favorite TV Sidekicks Who Totally Stole the Show (PHOTOS)

Imagine a TV sitcom world without Costanza, Dwight, Ethel, or Urkel. Boring, right? We may start watching a show for the lead actor or actress, but we we often stick around for the sidekicks — the wacky, wisecracking, outrageous, sarcastic, and sometimes even amoral characters who steal scenes and often score the most laughs. 


Here are 20 sitcom characters who ate up the screen as unforgettable sidekicks. Which one is your favorite?


Image via NBC

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