Basically take one t.v. show and mock cast DC characters as the characters of that show that you think most fit. Note: TV shows that are adaptations of DC comics are not allowed.
To start with
Friends
Dick Grayson as Ross Geller
Donna Troy as Monica Geller
Kory as Rachel Green
Wally West as Chandler Bing
Raven as Phoebe Buffay
Gar Logan as Joey Tribianni
iCarly
Stephanie Brown as Carly Shay
Tim Drake as Freddie Benson
Cass Cain as Sam Puckett
Jean-Paul Valley as Spencer Shay