Diner is a fictional character portrayed by Christina Webb in the TV series It's Always Sunny in Philadelphia.
They appear in 1 episodes out of a total of 172 aired so far
Diner is also portrayed by Thomas Brungardt.
Episodes1
The Gang Dines Out
episode S8.E9 december 2012The gang turns up at the same restaurant for dinner at three different tables. They pretend not to notice they noticed they are noticing each other. Then the one-upmanship begins.