Mario & Luigi: Bowser's Inside Story + Bowser Jr.'s Journey

Mario & Luigi: Bowser's Inside Story is a 2009 role-playing video game developed by AlphaDream and published by Nintendo for the Nintendo DS. It is the third game in the Mario & Luigi series, following Partners in Time (2005). It uses the interactive screens of the DS in some of its gameplay mechanics while also introducing several elements that would be used in the series' future gameplay. The game's plot involves Mario and Luigi being inhaled into the body of their long-time nemesis, Bowser. The Mario brothers learn to help Bowser, who is unaware of their presence inside his body, to combat their mutual enemy Fawful, who has taken over the Mushroom Kingdom.