“Intro to Knots” is the tenth episode of the fourth season of the NBC sitcom Community, which originally aired on April 18, 2013. The episode was written by Andy Bobrow…

When a hurricane rips through Miami, Jane has no choice but to stay at the Marbella, but the storm soon becomes the least of her worries.

In the midst of a nation-wide helium shortage, Sheldon and Leonard take desperate measures to get the supplies they need. Also, Penny and Bernadette download a dating app on Amy’s…

Raj must find a new job or be sent back to India, but Sheldon has a solution, which leaves Leonard and Penny dealing with Howard as a third wheel.

Leonard and his friends stage an intervention to force Sheldon to face his fear of driving.