She 'waitressed' while going to college.
(..) Ohh. Who was that? That's my booty call. We're into some really weird food fetish stuff. Gross. Okay, you guys, listen up. We got a serious problem. The waitress is getting married. Oh, yeah. I heard about that. Artemis told me. - Since when do you talk to Artemis? - She's my booty call. Weird. We'll get into that later. Right now, we gotta deal with this waitress situation. Dee, why do you give a shit that the waitress is getting married? She's been nothing but trouble for us. That's a good point. She doesn't seem to (..)2009 TvShow: It's Always Sunny in Philadelphia Title: The Waitress Is Getting Married Season: 5 Episode 5