There is no exact answer
chris nessling
World's dumbest person?
she is the dumbest person in the whole wide world
dumbest person award
The Smoking Gun Presents World's Dumbest - 2008 World's Dumbest Drivers 16 was released on: USA: February 2010
The Smoking Gun Presents World's Dumbest - 2008 World's Dumbest Partiers 10 was released on: USA: 22 July 2010
The Smoking Gun Presents World's Dumbest - 2008 World's Dumbest Performers 5 was released on: USA: 16 December 2010
The Smoking Gun Presents World's Dumbest - 2008 World's Dumbest 2 Dardevils was released on: USA: 16 December 2012
The Smoking Gun Presents World's Dumbest - 2008 World's Dumbest Drivers 20 was released on: USA: 21 October 2010
The Smoking Gun Presents World's Dumbest - 2008 World's Dumbest Performers 6 was released on: USA: 20 January 2011
The Smoking Gun Presents World's Dumbest - 2008 World's Dumbest Motorheads 2 was released on: USA: 9 June 2011
The Smoking Gun Presents World's Dumbest - 2008 World's Dumbest Motorheads 8 was released on: USA: 8 March 2013
Is it really necessary to say dumbest 3 times? And no they are actually relatively smart when compared to sheep or elephants.