| Hint | Answer |
| What is Sheldon's mother's name? | |
| What song does Sheldon like to be sung when he is sick? | |
| What is Raj's/Rajesh's sister's name? | |
| What is the name of the show's theme song? | |
| Who is a theoretical Physicist? | |
| What apartment number does Sheldon and Leonard live in? | |
| Who does not have a PhD? | |
| What does Sheldon serve to guests? | |
| What city does them show take place in? | |