Top 10 moments from 'The Big Bang Theory' episode 'The Maternal Combustion'

8. Be respectful

Leonard has a tense conversation with his mom as they head up to the apartment. He asks her to be respectful of Sheldon’s mom even though they are different. Beverly claims she will, but lets out some snide groans when she learns where Mary lives.

Image via Twitter from The Big Bang Theory.

{"code":"internal_server_error","message":"

There has been a critical error on your website.<\/p>

Learn more about debugging in WordPress.<\/a><\/p>","data":{"status":500},"additional_errors":[]}