Just how "Gr-r-reat!" is this cuddly mascot? Kellogg's unleashed its spokes-tiger in 1952 after he edged out contenders "Katy the Kangaroo," "Elmo the Elephant" and "Newt the Gnu" to become the face of Frosted Flakes and one of the most widely recognized icons ever. Kellogg considers this giant orange-and-black tabby its goodwill ambassador.