Tiger mentions celebrating "Festivus" when they return back to their time. "Festivus" was a holiday created by Frank Costanza played by Jerry Stiller in season 9, episode 10 titled "The Strike" in the series Seinfeld (1989).
When the heroes are escaping Captain Skarsgaard and the police officers, the officers are running like the T-1000 (Robert Patrick) in Terminator 2: Judgment Day (1991), with out-stretched hands.
This episode's title is based on the American band "Earth, Wind and Fire ".