Bowser Junior and Bowser in prison. They may be redeemed but they still have to serve their punishment

The Luma prison guard let them out of prison for their “daily exercise”

The daily exercise involved Bowser and Bowser Junior playing Sports with Mario and friends including tennis, soccer, golf and Kart racing. the credits should involve various images of Bowser and Bowser Junior having fun with Mario and his friends in various sports, racing and minigames while being prisoners in captivity.