Did Robin Williams improvise Genie?

Related questions

1. How much does Bruce Willis make per movie?
2. Why did Robin Williams not do Return of Jafar?
3. How did the genie in Aladdin become a genie?
4. What does a genie come out of?
5. Is the genie blue?
6. Does Aladdin free the genie?
7. Whats Will Smith's favorite color?
8. How did genie from Aladdin become a genie?
9. Can you ask a genie for unlimited wishes?
10. Will Smith toast?

Tags

1. #recording
2. #during
3. #improvised
4. #hours
5. #almost
6. #sixteen
7. #material
8. #robin
9. #williams
10. #course
11. #voices