PHOENIX, AZ – MARCH 23: Actor Billy Crystal and Actor Steve Martin attend Muhammad Ali’s Celebrity Fight Night XIX at JW Marriott Desert Ridge Resort & Spa on March 23, 2013 in Phoenix, Arizona. (Photo by John Sciulli/Getty Images for Fight Night)
PHOENIX, AZ – MARCH 23: Actor Billy Crystal and Actor Steve Martin attend Muhammad Ali’s Celebrity Fight Night XIX at JW Marriott Desert Ridge Resort & Spa on March 23, 2013 in Phoenix, Arizona. (Photo by John Sciulli/Getty Images for Fight Night)