The Big Bang Theory S8E17 · The Colonization Application

The Big Bang Theory

Season 8 · Episode 17 · The Colonization Application · 20 min

A trip to the pet store ends in a fight after Amy learns Sheldon has applied for a one-way mission to colonize Mars. Meanwhile, Leonard surprises Penny with a very "adult" purchase, and Raj gets into trouble when he snoops around Emily's apartment.