By Natalie Abrams
Updated January 06, 2016 at 11:14 PM EST
Michael Yarish/CBS; David Livingston/Getty Images

After nine seasons, The Big Bang Theory is finally going to introduce Sheldon’s meemaw!

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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The Nebraska star is very popular on CBS right now. This season, Squibb has appeared on two other network series, Mom and Code Black.

The Big Bang Theory airs Thursdays 8 p.m. ET on CBS.