The Big Bang Theory
Season 4 Episode 11: The Justice League Recombination
Air Date: 2010-12-16
The guys find a "super" use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.
Air Date: 2010-12-16
The guys find a "super" use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.