![](https://image.tmdb.org/t/p/w342/ooBGRQBdbGzBxAVfExiO8r7kloA.jpg)
351.991 Views
Bill Gates visits Penny's work, and the gang schemes to meet him. Hilarity ensues. Meanwhile, Sheldon is convinced that he's a target of an April's Fools prank.
First Air Date : Sep 24, 2007
Last Air date : May 16, 2019
Episode : 279 Episode
Season : 12 Season
Runtime: 22 minutes
Studio: CBS
Country: United States of America