Efrain Gomez

Raj and Sheldon confide in Bernadette when they can’t handle Amy working together with Howard. Meanwhile, Leonard and Penny learn new tactics for dealing with Sheldon from an unlikely source.

At TechCrunch Disrupt, Richard feels the pressure to finish his demo, but finds himself distracted by a girl he dated briefly who's spreading rumors about him. Jared worries that Monica is taking his place in the company; Dinesh develops a crush on a girl at a neighboring booth; Erlich's scandalous past connection to one of the judges threatens Pied Piper's chances.

Katherine and the team head to Silicon Valley to invest in green tech, including Sandbox, a potentially bogus company founded by Wesley's friend, Chase (guest star Ben Feldman).

Caroline is excited to go out on her first date with Bobby (Christopher Gorham), but she has nervous jitters when she realizes Max will be alone and in charge of the dessert bar for the first time. Also, Sophie and Oleg decide to mix things up and go out on a date instead of staying in.