David Blaine and Alizee GuinochetMany of David Blaine's endurance tests involve staying awake for tortuous periods of time -- he's hung upside down, stood on a pole and encased himself in a block of ice -- but nothing has prepared him for the late nights and bleary-eyed mornings that will accompany his next feat: fatherhood.

The illusionist-street magician announced at a recent cancer benefit that he and his fiancee, French model Alizee Guinochet, are expecting their first child, the New York Post is reporting.