How To: Collect all three Star Coins in New Super Mario Bros Wii World 1-3

New Super Mario Bros Wii appears to have taken an interesting cue from old-school JRPG's: you have to walk into all of the walls in the game if you have any hope of finding all the secret items. This video will show you how to get all of the Star Coins in World 1-3 of the game.