Drumline is a 2002 American musical/drama film directed by Charles Stone III. The screenplay, a fictional story about a historically black college and university marching band, was written by Tina Gordon Chism and Shawn Schepps. The story is about a young drummer from New York, played by Nick Cannon, who enters the fictional Atlanta A&T University and bumps heads with the leader of his new school's drum section. Leonard Roberts, Zoe Saldana, and Orlando Jones co-star. Wikipedia
Devon: I can't really read music. Mr. Wade: Oh, that's all right, son. Some people can't read the sign that says "toilet". Doesn't mean they don't know how to use it.