Jet Force Gemini is a third-person shooter game for the N64. It combines elements of Goldeneye 007 and Banjo-Kazooie. The story is that some ant named Mizar has led his drone army of ants to take over the world.
Every once in a while, Adam would announce that it was "a Jet Force Gemini" day. This meant that for some reason, he thought it would be a good day to play Jet Force Gemini.