Blake Christopher Marggraff (born May 24th, 1993) is the son of Jim Marggraff and original voice of Tad in 1999-2001. His voice gets a little lower in 2000-2001 and then was replaced by Nicole Rapp. He is now a scientist and a CEO for Epharmix. He has a sister named Annie; both Blake and Annie visited LeapFrog weekly for years while Blake and Jim worked there to record their voices for characters in the LeapPad Learning System.