/tags/monster-cereals monster cereals en-US Copyright Sun, 20 Oct 2013 10:12:00 GMT /2013-10-20/unleashed-on-halloween-monster-cereals-haunt-hoarders Count Chocula, Boo Berry and Franken Berry first went on sale in the early 1970s, but since 2010, they've only been available during the Halloween season. The scarcity has created a frenzy, with nostalgic parents stocking up on the sweet cereals. Sun, 20 Oct 2013 10:12:00 GMT /2013-10-20/unleashed-on-halloween-monster-cereals-haunt-hoarders NPR Staff