Mario and Luigi, the twin plumbers, apply their “let’s-a-go” attitude to solve everyday problems all over their new home of the Mushroom Kingdom. As they support Princess Peach, and work to reform a miniaturized imprisoned Bowser, they meet a new companion―Yoshi. Princess Peach’s birthday party sparks a galactic adventure, sending the brothers into space to stop Bowser Jr’s wicked ambitions and save Rosalina.
