New Big Bang Theory season 10,premiere episode 1 official spoilers,synopsis released. Recently, CBS delivered up the new, official synopsis/spoilers for their upcoming “The Big Bang Theory” premiere episode 1 of season 10, and it sounds like things will get pretty wild and dramatic as Leonard’s dad gets his freak on with Sheldon’s mother.

We’re also going to see Penny’s drug-dealing brother and anxiety-ridden mother show up to cause drama at the wedding, and more! The episode is still awaiting a title.

In the new episode 1 press release: As everyone deals with an awkward “morning after,” Leonard’s dad hooked up with Sheldon’s mother. Penny’s anxiety-ridden mother (8 Simple Rules‘ Katey Sagal) and drug dealing brother (30 Rock‘s Jack McBrayer) are going to arrive for the wedding.

The premiere episode 1 is scheduled to air on Monday night, September19th, 2016 at 7pm central time on CBS. Stay tuned.

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