Dee Dee Twins Costume Guide
Dee Dee Twins Halloween Outfits
The twin sisters Delia and Deidre Dennis were the grandchildren of Harleen Quinn. They joined the Jokerz under the pseudonym "Dee Dee" and later followed in the footsteps of her grandmother as a "stooge" of the original Joker. Many fans speculate that they could actually be the grandchildren of the clown Prince of Crime.