For Jim Parsons, episodes that feature Sheldon's fears -- birds, public speaking -- were the cream of the Big Bang Theory crop, especially when he got to work one-on-one with his castmates.
Simon Helberg (Howard) lists his impressions during a Dungeons & Dragons date night and a grand romantic gesture among his favorite Big Bang Theory episodes.
Mayim Bialik selected Big Bang Theory episodes where the relationship between her character, Amy, and Sheldon (Jim Parsons) was blossoming as some of her favorites.