This was originally intended to be the series finale, as Topher Grace and Ashton Kutcher wanted to move on and take other opportunities. The show went on without Grace.
Kelso's scenes during the closing credits pay homage to the closing scenes in the BBC variety series "The Benny Hill Show" (1955-1989).
At the record store, an extra pulls out a record by Tommy Boy records. Tommy Boy records started in 1981.