Question of the Day Expires at Midnight, EST (New York)

In the 1975 action crime comedy film Let's Do It Again starring Sidney Poitier, Bill Cosby, and Jimmie Walker, actor Calvin Lockhart plays a character with the first name of Hiawatha who goes by a nickname that was later adopted by what rapper? The rapper ultimately had to drop the moniker due to copyright infringement and a conflict with a West Coast rapper using a similar name.

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