The Big Bang Theory Quiz: Who Said It - Dr. Sheldon Cooper Or Dr. Rajesh Koothrappali?

The Big Bang Theory Sheldon
CBS

3. "Well, Powder Me In Sugar And Call Me A Donut, If It Isn't Leonard Hofstadter."

Dr. Sheldon Cooper

Dr. Rajesh Koothrappali
Contributor

Aimee Klapisch hasn't written a bio just yet, but if they had... it would appear here.