The Big Bang Theory – Season 6, Episode 18 – The Contractual Obligation Implementation

The Big Bang Theory – Season 6, Episode 18 – The Contractual Obligation Implementation Full Episode Watch Streaming


The Big Bang Theory – Season 6, Episode 18 – The Contractual Obligation Implementation
Air date:3/7/2013
Summary: Leonard, Sheldon and Wolowitz speak to junior high girls about careers in science. Meanwhile, Koothrappali plans a date with Lucy.