The theme song from Ghostbusters (1984), sung by Ray Parker Jr., is played over the end credits. Danny DeVito (Frank Reynolds) has a small cameo in the Ray Parker Jr.: Ghostbusters (1984) music video.
Mac makes allusions to The A-Team, Scooby Doo, and The Ghostbusters while trying to convince Charlie and Dennis that they should follow the successful "looks, brains, wildcard" team dynamic.