EW Explains the Inside Jokes from “22 Jump Street”

I got most of these, and especially enjoyed the “Benjamin Hill Center for Film Studies,” glimpsed during the silly chase scene.  But I didn’t know anything about this one.

Lord and Miller treated fans with another Easter egg when they included a familiar dolphin sound in the opening set-up’s exotic animal truck chase. Dolphin references are one of Lord and Miller’s signatures; you can find them in every episode of the pair’s cult favorite TV series Clone High.