The Big Bang Theory › Season 1

S1 E9: The Cooper-Hofstadter Polarization

When they're invited to present at a physics conference, Sheldon's reluctance to share the credit leads to a tiff between him and Leonard, and Penny's intervention only exacerbates the situation.

Air date	Mar 17, 2008
Runtime	19 minutes
TMDB rating	★ 7.7/10