A Research Study and Czechoslovakian Wedding Pastries

Overview

When Dr. Sturgis recommends Sheldon and Missy for a university research study on twins, Mary is unhappy when the test results go to Sheldon's head.

Guest Stars

Amy Farrington

Sandra Thorpe

Wallace Langham

Edward Pilson

Madison Wulf

Five-Year-Old Missy

Parker Dailey

Five-Year-Old Sheldon

Wallace Shawn

John Sturgis