Hard Quiz — Episode 4: The Big Bang Theory, the Jonestown cult, rock band Queen & Tintin

You are watching the episode The Big Bang Theory, the Jonestown cult, rock band Queen & Tintin Four experts match wits with each other while dodging witticisms from Tom Gleeson. This week's topics: The Big Bang Theory, the Jonestown cult, the rock band Queen, and the comic book adventures of Tintin.