How do you get the cannon in world 3 in super Mario Bros Wii?

Answer 1

Your ma

Oj only messin. get shell and when u go flyin up in the very first castle go into door on way down. when in room with star ,in top right corner there is a block. when it slides go in and u will be in a room with a red pipe. then sprint pass so u hit a block. then slide under. der will be a pipe. destroy the blocks and go into pipe . go to flag and when u go to map der will be a cannon

Answer 2

Play world one mini castle when you have turtle shell on and extra giant mushroom

and you figure out the rest!