The Dumpling Paradox

Summary
Penny’s friend Christy begins hooking up with Wolowitz and it leaves the guys one short for all their regular activities, much to Sheldon’s despair.

Critics
"This isn’t a bad episode out of context. But as the season opener I think the producers have missed a big trick. I think they have learnt the wrong lessons from season one and I hope they can refocus on the main story soon." - The TV Critic's Review