Final answer:
The song parodied by Michael and Dwight in the episode 'chair mode' is 'Nobody But Me' by The Human Beinz.
Step-by-step explanation:
The song parodied by Michael and Dwight in the episode 'chair mode' is 'Nobody But Me' by The Human Beinz. In the episode, Michael and Dwight create their own version of the song called 'Balls in a Pool,' which they perform at the office. They change the lyrics to poke fun at Jim and Pam's relationship.