Mario and Luigi have no pets. (Yoshi is not a pet if that's what you're thinking)
Mario and Luigi are twins, but Mario is older.
luigi and Mario . luigi and Mario . lugi and Mario.
Yes its Luigi.
There are only 2 files in Mario and Luigi Bowser's Inside Story.
4. Mario luigi walugi wario
There is no official answer, honestly. All we know is they are Mario and Luigi's "evil counterparts." well Mario and luigi are cousins and waluigi and luigi are brothers Mario and Luigi are brothers... and I highly doubt that Wario and Waluigi are cousins with Mario and Luigi.
Mario and Luigi are from Italy
Luigi is Mario's younger but taller brother.
You can only do it with Mario and Luigi. For Mario, press A. For Luigi, press B.
Mario Luigi Ciappi was born in 1909.
There are two. Mario and Luigi. You need to unlock Luigi by collecting all the stars and beating bowser again.
Many video games, such as "Paper Mario", depict Luigi living with Mario in a house in an unspecified location in Mushroom Kingdom.