Season 7 Episode 18

"The Mommy Observation" - When Sheldon visits his Mom in Houston, he is forced to confront a new reality.

Season 7 Episode 18 Photos- The Big Bang Theory

Season 7 Episode 18 Photos- The Big Bang Theory

When Sheldon visits his Mom in Houston, he is forced to confront a new reality, on THE BIG BANG THEORY, Thursday, March 13 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Simon Helberg and Jim Parsons Photo: Michael Yarish/Warner Bros. Entertainment Inc. © 2014 WBEI. All rights reserved.
Game night in

Game night in "The Mommy Observation" S7 E18

Raj’s ‘Murder Mystery’ party starts some fights within the gang, on THE BIG BANG THEORY, Thursday, March 13 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Melissa Rauch, Mayim Bialik, Johnny Galecki and Kaley Cuoco-Sweeting Photo: Michael Yarish/Warner Bros. Entertainment Inc. © 2014 WBEI. All rights reserved.
Mama's boy in

Mama's boy in "The Mommy Observation" S7 E18

When Sheldon visits his Mom in Houston, he is forced to confront a new reality, on THE BIG BANG THEORY, Thursday, March 13 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Jim Parsons and Laurie Metcalf Photo: Michael Yarish/Warner Bros. Entertainment Inc. © 2014 WBEI. All rights reserved.
Murder mystery game in

Murder mystery game in "The Mommy Observation" S7 E18

Raj’s ‘Murder Mystery’ party starts some fights within the gang, on THE BIG BANG THEORY, Thursday, March 13 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Melissa Rauch, Mayim Bialik, Kunal Nayyar, Johnny Galecki, Kaley Cuoco-Sweeting and laying on floor Kevin Sussman Photo: Michael Yarish/Warner Bros. Entertainment Inc. © 2014 WBEI. All rights reserved.
Sheldon & Howard in

Sheldon & Howard in "The Mommy Observation" S7 E18

When Sheldon visits his Mom in Houston, he is forced to confront a new reality, on THE BIG BANG THEORY, Thursday, March 13 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Jim Parsons and Simon Helberg Photo: Michael Yarish/Warner Bros. Entertainment Inc. © 2014 WBEI. All rights reserved.
Playing dead in

Playing dead in "The Mommy Observation" S7 E18

Raj’s ‘Murder Mystery’ party starts some fights within the gang, on THE BIG BANG THEORY, Thursday, March 13 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Mayim Bialik, Melissa Rauch, Kaley Cuoco-Sweeting, Kunal Nayyar, Johnny Galecki and laying on floor Kevin Sussman Photo: Michael Yarish/Warner Bros. Entertainment Inc. © 2014 WBEI. All rights reserved.
Heart to heart in

Heart to heart in "The Mommy Observation" S7 E18

When Sheldon visits his Mom in Houston, he is forced to confront a new reality, on THE BIG BANG THEORY, Thursday, March 13 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Jim Parsons and Laurie Metcalf Photo: Michael Yarish/Warner Bros. Entertainment Inc. © 2014 WBEI. All rights reserved.
Raj leads in

Raj leads in "The Mommy Observation" S7 E18

Raj’s ‘Murder Mystery’ party starts some fights within the gang, on THE BIG BANG THEORY, Thursday, March 13 (8:00 – 8:31 PM, ET/PT) on the CBS Television Network. Pictured left to right: Melissa Rauch, Mayim Bialik, Kunal Nayyar, Johnny Galecki and Kaley Cuoco-Sweeting Photo: Michael Yarish/Warner Bros. Entertainment Inc. © 2014 WBEI. All rights reserved.