The Valentino Submergence Season: 9 Episode: 15 Air Date: 2016-02-11
GUEST STARS: John Ross Bowie, Laura Spencer, Alessandra Torresani, Creagen Dow, Shane Blades
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.