(top) Charisma Ridgley, 27, weaves her way through the race course at the Santa Monica Pier during the 'Dunkin' Donuts Shopping Cart Derby' on Saturday, December 8, 2007. (above) Sandra Armstrong, 20, aka 'Hot Coffee' welcomes visitors to the derby. The winner received a 2-year supply of Dunkin' Donuts Packaged Coffee. The competition was held to promote their packaged coffee's release in grocery stores around America.