A cranky middle-aged dad and his two best friends find themselves out of step in a changing world of millennial CEOs and powerful preschool principals.

After a blood- soaked jujitsu match in Dubai, fighting legend Mickey Kelley falls to superstar Blaine. But years later, an online video proves that Blaine cheated, and the world demands a rematch. Can the aging underdog get back into shape in time to vanquish his foe, get revenge, and claim his prize?

After the events at Lake Victoria, the prehistoric school of blood-thirsty piranhas make their way into swimming pools, plumbing, and a newly opened water park.

Now in their 30s and adulting hard, Jim and his pals return to East Great Falls for their high school reunion and rediscover their lost lust for life.