Cassie Keller was born on February 4, 1990 in Greenville, Michigan. Keller first began posing nude for her college's drawing class. Cassie was the Playboy Cybergirl of the Week for January 19, 2009 and was subsequently voted Playboy's Cybergirl of the Month for June, 2009. In the wake of her Playboy stint Keller has gone on to act in a few movies....