<P> Mary Elizabeth Ellis ( born May 11 , 1979 ) is an American actress . She is best known for her role as The Waitress on the FX sitcom It 's Always Sunny in Philadelphia . She has also starred in the NBC sitcom Perfect Couples and the Fox sitcom The Grinder . She also starred as Nick 's ex-girlfriend in the series New Girl . Mary plans to open her next business venture , `` Finger Fantasy '' an all inclusive nail salon , on the outskirts of Philadelphia late 2019 . </P>
<P> Mary Elizabeth Ellis ( born May 11 , 1979 ) is an American actress . She is best known for her role as The Waitress on the FX sitcom It 's Always Sunny in Philadelphia . She has also starred in the NBC sitcom Perfect Couples and the Fox sitcom The Grinder . She also starred as Nick 's ex-girlfriend in the series New Girl . Mary plans to open her next business venture , `` Finger Fantasy '' an all inclusive nail salon , on the outskirts of Philadelphia late 2019 . </P>
who plays the waitress on it 's always sunny in philadelphia
who plays the waitress on it 's always sunny in philadelphia
Mary Elizabeth Ellis
Mary Elizabeth Ellis