Treehouse of Horror XXI sinks into water, is a reference to Jack Dawson's death in "Titanic". The answer for the hangman game Bart and Milhouse played is "Wheel of Fortune". The second segment, "Master and Cadaver", is based on the film "Dead Calm". the title is a reference to the film "". At the end of the segment, Maggie imitates Alex from the film "A Clockwork Orange". "Tweenlight" parodies the "Twilight" novel and film series. Edmund is based on Edward Cullen, the character portrayed by Robert Pattinson in "Twilight" and its sequels. Edmund's father is Count Dracula. Count von Count from PBS's "Sesame Street"
Mark and Robb Cullen Mark and Robb Cullen Mark Cullen and Robb Cullen (b. in Philadelphia) are brothers and American film and television writers and producers, who usually work together. The brothers have created multiple primetime TV series – "Hitz" for UPN, "Lucky" for FX, "Gary The Rat" for SpikeTV, and "Heist" for NBC. The Cullen brothers co-created and executive produced "Back in the Game" on ABC, as well as "Mr. Robinson" for NBC. They have also written and produced multiple pilots for Fox, NBC, ABC, HBO and Showtime. The Cullen brothers wrote the screenplay for the 2010 Kevin Smith film "Cop Out" starring