Stephen Colbert had a segment recently about how the high price of cocoa has led to candy manufacturers pumping their chocolate bars with air to maximize profits. The resulting jokes built to overt body inflation references!
http://www.colbertnation.com/the-colbert-report-videos/381283/april-11-2011/thought-for-food---chocolate-air--denny-s---bacon-cologne
Heh. Why did I ever stop watching this show?