The Big Bang Theory Season 9 Episode 15 - The Valentino Submergence

Airdate: 2016-Feb-11

Episode summary:

Sheldon and Amy host a live Valentine's Day episode of Fun with Flags, Leonard and Penny grapple with getting older, Howard and Bernadette find a surprise in their hot tub and Raj is torn between Emily and the cute girl he met at the Comic Bookstore.

About The Big Bang Theory series:

The Big Bang Theory is an American sitcom that stars Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Sara Gilbert, Melissa R...Show more >