'The Big Bang Theory'
8 p.m. Channel 3 The guys finally find a use for Penny's (Kaley Cuoco, left) hot new boyfriend, Zack (Brian Thomas Smith, right), when they decide to enter a costume contest as the Justice League.
8 p.m.
Channel 3
The guys finally find a use for Penny's (Kaley Cuoco, left) hot new boyfriend, Zack (Brian Thomas Smith, right), when they decide to enter a costume contest as the Justice League.