11) Where did Leonard meet Penny for the first time?
12) What is Raj's dog's name?
13) What is Leonard's sister's name?
14) Who is the actor who plays Penny on Big Bang Theory?
15) Who created the show Big Bang Theory?
16) What is the name of Howard Wolowitz's wife?
17) In which year did the show first air?
18) How many total seasons were there of Big Bang Theory?
19) What is the name of Leonard Hofstadter's mother?
20) What university did Raj work as an astrophysicist?