Bud Luckey Flakes (Tony the Tiger), Froot Loops (Toucan Sam), and Rice Krispies (Snap, Crackle and Pop), as well as Interstate Bakeries' Dolly Madison products featuring Charles M. Schulz' "Peanuts" characters. He created the "Bosco Dumbunnies" characters for the Best Foods Chocolate Flavor Milk Amplifier product Bosco Chocolate Syrup – the commercial spots were animated by renowned animators Fred Wolf and Jimmy Murakami. In 1966, Luckey won a Clio Award for the General Mills commercial Betty Crocker – "Magic Faucet." Luckey also worked with Alex Anderson, who created the characters of Rocky the Flying Squirrel, Bullwinkle, and Dudley Do-Right, as well as
Cocoa Krispies Simmo. It became popular quickly, with a short stint on the face of the merchandise and packaging for Cocoa Krispies. The Simmo mascot featured on various materials for around about three months. Simmo also starred in an advert for the company in 1986, alongside a female companion who only appeared once named "Heapo", a cartoon hippopotamus. More recent advertisements (2009) in the United Kingdom have opted away from using Coco and his friends opting for things such as dancing milkmen and astronauts. Coco is still present on the box of the cereal and at the end of the advertisement but