Today's TV schedules

The Big Bang Theory

Sunday 24/12, 8:15am - 8:40am Channel 4
Series 9 Episode 21 The Viewing Party Combustion

When a small argument between Leonard and Sheldon erupts into a heated fight, everyone must take sides during a group get-together. Directed by: Mark Cendrowski.

Johnny Galecki Leonard
Jim Parsons Sheldon
Kaley Cuoco Penny
Simon Helberg Wolowitz
Kunal Nayyar Koothrappali