The sweater that Darren wears when he first meets Lisa is the same sweater that Zack wears to Lisa's birthday party in The Aftermath (1991).
In an interview, Mario Lopez states that he actually choreographed the fight between Zack and Slater.
A poster of Los Angeles Laker legend Magic Johnson hangs on Zack Morris (Mark-Paul Gosselaar)'s bedroom door. At the time this episode aired (September 12, 1992), Johnson was no longer playing in the NBA, having announced that he was HIV-Positive on November 7, 1991.
When discussing who won the fight between Zack and Slater, Mario Lopez stated that Slater won the fight. However, Mark-Paul Gosselaar believed that the fight illogically ended in a draw, believing that Slater should have won.
Zack and Slater came to blows over the new girl, Joanna. Interestingly, they never came to blows when they were rivals for Kelly during Season 1 instead of trying to outdo each other in winning Kelly.