After taking estrogen, Howard asks Raj if his body is changing.They figure it out with some unusual methods.

Sheldon goes to Penny's place of work to convince her to apologize to Leonard.

The head of a street gang tells the other members they aren't allowed to misbehave on his wedding day.

Lucy's friend forces her to deliver a mysterious case to Mr. Jang.

The Teen Titan introduction song was sang in Japanese.