Joaquin Phoenix's Joker

Joaquin Phoenix's Joker trivia questions

1. Who directed Joaquin Phoenix in Joker?
2. What mental disorder does Phoenix's Joker suffer from?
3. Which actor inspired Phoenix's Joker performance?
4. In The King of Comedy, who does De Niro's character obsess over?
5. What is the name of Phoenix's character in Joker?
6. Which comedian's show does Phoenix's Joker appear on?
7. In The King of Comedy, what is De Niro's character's profession?
8. What is the name of the talk show in Joker?
9. Who played the role of Joker before Joaquin Phoenix in the DC universe?
10. What is the name of the city where Joker is set?