Jake is getting ready to start a new school as he advances to junior high. Alan and Charlie take him school shopping and find themselves in trouble.

Brilliant physicist roommates Leonard and Sheldon meet their new neighbor Penny, who begins showing them that as much as they know about science, they know little about actual living.

When Miley's dad won't let her buy a new phone, she sells a Hannah picture to the press to buy her phone. Unfortunately the picture seems to be revealing her secret. Jackson gets a sun burn and doesn't want Robbie to know.