Jake Blues, just released from prison, puts his old band back together to save the Catholic home where he and his brother Elwood were raised.

In the days after the attack on Pearl Harbor, panic grips California, where a military officer leads a mob chasing a Japanese sub.

At a 1962 College, Dean Vernon Wormer is determined to expel the entire Delta Tau Chi Fraternity, but those troublemakers have other plans for him.