adding food high in saturated fat to a high carbohydrate food type.
When he goes to the movies he buys a bucket of popcorn (drenched in butter of course) and a king size bag of M&Ms. Then he dumps the M&Ms into the bucket, mixes them up, and proceeds to eat it by the butterfist-full.
Definitions include: the more outgoing person in a pair. Origin: refers to folk-rock 1960s duo Simon and Garfunkel. Art Garfunkel, who did not write or play an instrument, arguably was the better singer of the two. He was also more personable/talkative. In a way, the "sidekick" of Simon. See also Simon.