Mario is infamous for saving the Mushroom Kingdom and rescuing princesses ... Introduced in Superstar Saga, Starlow is a Star Sprite that loves to help people in trouble. Both friendly and patient ...

Decorate your home in red and blue, dress up as Mario, Luigi or even Princess Peach (really anyone from the Mushroom Kingdom will do, just not Wario!), and organize a few game tournaments.

Nintendo has also teamed up with Jetblue to give an Airbus A320 a Mushroom Kingdom-themed makeover. All the planned activities for Mario Day can be found here. The @JetBlue x Nintendo Cloudtop ...