Snap, Crackle and Pop the early 1990s, but later returned to their original elf-like form. Likewise, there was briefly a fourth gnome in the 1950s named Pow who represented the claimed explosive nutritional value of Rice Krispies. Leo Burnett Worldwide assigned Chicago-based cartoonist Don Margolis to do Snap, Crackle and Pop for the Rice Krispies boxes as well as other applications. Davidson Marketing also used him for their Rice Krispies assignments. Don did the three gnomes until the end of 1998. "Snap", "crackle" and "pop" are terms, based on the Rice Krispies mascots, used for the fourth, fifth and sixth time derivatives of position.
Rice Krispies Rice Bubbles, copha and cocoa, amongst other things. In the UK, a similar treat is made of Rice Krispies and melted chocolate. White Christmas is another Australian sweet made with Rice Bubbles, milk powder, copha and dried fruit. Kellogg's also produces commercial versions of Rice Krispie treats known as Rice Krispies Squares, cereal bars, and a multi-grain cereal known as Rice Krispies Multi-Grain (formerly Muddles) sold on the UK market. Primarily aimed at children, Multi-Grain contains a prebiotic and is claimed by Kellogg's to promote good digestive health. Snap! Crackle! and Pop!, the animated cartoon mascots for Rice Krispies, were