The Big Bang Theory Episode 5.21 The Hawking Excitation

When Stephen Hawking comes to lecture at the university for a week, Wolowitz is given the enviable task of maintaining his wheelchair. Sheldon begs Wolowitz to introduce him to Hawking, but Wolowitz only agrees after making Sheldon do a few humiliating tasks, including doing his laundry, cleaning his room, and taking his mother dress shopping.