Big Bang Theory casts June Squibb as Sheldon's meemaw 

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'The Big Bang Theory' stars talk about tonight's big sex scene

Academy Award nominee June Squibb has been tapped to play Sheldon’s (Jim Parsons) much-discussed, but never-before-seen grandmother, EW has learned exclusively.

Details on what meemaw will be up to are being kept under wraps, but Squibb will appear in an episode slated for February.

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star is very popular on CBS right now. This season, Squibb has appeared on two other network series,

\'Big Bang Theory\' casts June Squibb as Sheldon\'s meemaw

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