The Big Bang Theory 11г—17 : The Athenaeum Alloc... May 2026

: Sheldon and Amy decide on the Athenaeum , Caltech’s exclusive faculty club, because Albert Einstein was once a member. However, they discover Leonard and Penny having lunch there and realize Leonard has secretly been a member for years while telling Sheldon there was a 400-person waiting list.

: Barry Kripke has the club booked for his birthday on the same day as the wedding. To get him to relinquish it, Leonard agrees to perform the hazardous job of cleaning radioactive grease from a lab. The Big Bang Theory 11Г—17 : The Athenaeum Alloc...

) equals the square of the sum of the prime factors of the day (the prime factors of 12 are 2 and 3; Key Plot Points : Sheldon and Amy decide on the Athenaeum