LEONARD, PENNY AND THE GANG FINALLY MEET SHELDON'S "MEEMAW," ON "THE BIG BANG THEORY," THURSDAY, FEB. 4

Editor's note: The air time for this episode has changed.

June Squibb to Guest Star as Sheldon's 'Meemaw'

"The Meemaw Materialization" - Sheldon's thrilled when his Meemaw comes to visit, but his excitement quickly fades when she butts heads with Amy. Also, Raj meets a new girl at the comic book store who makes him question his relationship with Emily, on THE BIG BANG THEORY, Thursday, Feb. 4 (8:01-8:32 PM, ET/PT), on the CBS Television Network. June Squibb guest stars as Sheldon's Meemaw.

REGULAR CAST

Johnny Galecki (Leonard)
Jim Parsons (Sheldon)
Kaley Cuoco (Penny)
Simon Helberg (Wolowitz)
Kunal Nayyar (Koothrappali)
Mayim Bialik (Amy)
Melissa Rauch (Bernadette)

GUEST CAST:

June Squibb (Meemaw)
Alessandra Torresani (Claire)

WRITTEN BY: Chuck Lorre, Jim Reynolds and Maria Ferrari

TELEPLAY BY: Steven Molaro, Steve Holland and Tara Hernandez

DIRECTED BY: Mark Cendrowski