An Introduction to Engineering and a Glob of Hair Gel

Sinopse

Sheldon takes his first engineering class with Professor Boucher. Also, Meemaw and Dale help take care of his ex-wife, June.

Elenco convidado

Lance Reddick

Professor Boucher

Simon Helberg

Howard Wolowitz (voice)

Reba McEntire

June

Craig T. Nelson

Dale Ballard

Wendie Malick

Linda Hagemeyer