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

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.

NameThe Big Bang Theory Season 9 Episode 15: The Valentino Submergence
Air DateFebruary 11th, 2016
GenreComedy
NetworkCBS
Production CompaniesChuck Lorre Productions, Warner Bros. Television
DirectorMark Cendrowski
Guest StarsLaura Spencer, Alessandra Torresani, Creagen Dow, Shane Blades, John Ross Bowie
Plot Keywordsnerd, geek, friends, scientist, science, sitcom
Kaley Cuoco
Kaley Cuoco
Penny
Johnny Galecki
Johnny Galecki
Leonard Hofstadter
Jim Parsons
Jim Parsons
Sheldon Cooper
Simon Helberg
Simon Helberg
Howard Wolowitz
Melissa Rauch
Melissa Rauch
Bernadette Rostenkowski
Kunal Nayyar
Kunal Nayyar
Rajesh Koothrappali
Mayim Bialik
Mayim Bialik
Amy Farrah Fowler

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