Mrs. Christopher's Broadway Scavenger Hunt

 Gather your courage and head to the Great White Way and see if you can answer the following questions:

1. This "Cosby Show" actor broke the color barrier in what category at the Tony Awards?
2. Tons of movies are produced based on an original written work. Name two musicals that were produced based on books.
3. Some people in New York say that there is an advertising triopoly at work if you want to get marketing for your musical. Name the three most popular Broadway advertising agencies at work today.