Misc: What strikes a bell to make it ring?

Questions

What funny ‘Laugh-in’ character could be heard every Monday night asking, “is this the party to whom I am speaking”?

Name the actor who portrayed the character LeRoy Johnson in both the movie & TV Series, Fame?

Who portrayed the character of Coco Hernandez in the movie version of Fame?

What was Irene Cara’s character name in the movie, Fame?

The movie, Brian’s Song, focused on Brian Piccolo. What football team did Brian Piccolo play for?