Sheldon gets the science yips and has to learn how to not think. Also, George Sr. plays handyman at Brenda Sparks' house.
Quest roles:
Rex Linn(Tom Petersen), Wyatt McClure(Billy Sparks), Craig T. Nelson(Dale Ballard), Melissa Peterman(Brenda Sparks), Ed Begley Jr.(Grant Linkletter), L. Emille Thomas(Umpire), Sean McClay(Umpire #2)