Bernadette Rostenkowski (Melissa Rauch), Raj Koothrappali (Kunal Nayyar) and Emily Sweeney (Laura Spencer) drag Howard Wolowitz (Simon Helberg) to a soup kitchen to volunteer for the day, after Howard lies about going there to avoid Sheldon. At the soup kitchen, Howard encounters Elon Musk, the founder of SpaceX, and they bond over their interest in space travel.