Snoopy

A woman who was controlled by the Sycorax on Christmas Day 2006 was wearing a T-shirt with Snoopy on the front. (TV: The Christmas Invasion)

Allen Shapiro blasted Jack's World War II coat with the comment, "What is it with you, Red Baron? You got Snoopy up your ass?" (TV: End of the Road)

Behind the scenes
Shaprio's comment is a reference to a running gag in the  comic strip where Snoopy would battle the Baron.

TV: Horror of Fang Rock director Paddy Russell cast John Abbott in the role of Vince Hawkins after seeing him play Snoopy in a play in the. (DCOM: Horror of Fang Rock)