Jim complains about a DVD player breaking down while he was trying to watch Red Heat (1988), which starred Jim Belushi.
For the first time, early in season five, one principal character had finally gotten a surname. Dana (Kimberly Williams) married Dr. Ryan Gibson (Mitch Rouse), and became Dana Gibson. The rest of the principal characters still had no surname.
Jim's band in the series is the real-life House Of Blues band The Sacred Hearts, of which Jim is often lead singer.
Dan Aykroyd appeared as a guest star. Aykroyd often appeared on Saturday Night Live (1975), and as one half of The Blues Brothers, the other half of whom was John Belushi, Jim's brother.
In the series, Cheryl (Courtney Thorne-Smith) has a cat named Mr. Feeney. Feeney is the last name of Producer Mike Feeney.
In season six, episode thirteen, "The At-Bat", the "grown up Kyle" was played by Jim Belushi's real-life son Robert. Also the "mean girl on the bike" at the game, was his real-life daughter, Jamison. Both appeared in the show before.