Chris, Cris, Topher, Kit.
Famous people named Christopher:
Actors Christopher Plummer, Christopher Lloyd, Christopher Walken, Chris Pratt, Chris Noth, Chris Tucker, and Topher Grace; explorer Christopher Columbus; son of Winnie the Pooh author (and main character) Christopher Robin.
Christopher Bridges is the real name of rapper Ludacris. Get it? Luda-CRIS?? Mind. Blown.