This week on the Nintendo Channel: Celebrities, Mac and Cheese

Another Monday means another Nintendo Channel update, and this week we've got a boatload of new video content, as well as some new DS content to love. On the demo side, there are two piping hot samples, one of which is Personal Trainer, and the other TrackMania DS. Check the full list of demos after the break.

On the video side, there's plenty of new content to watch. You can check out some footage from Pokemon Platinum, as well a nice developer chat with the folks behind World of Goo, and some footage from Sega titles House of the Dead: Overkill and MadWorld.

This week's DS demos are:

• Personal Trainer: Cooking Mac & Cheese Demo (expires 3/15/09)
• TrackMania DS (expires 3/15/09)
• MLB 2K9 Fantasy All-Stars (expires 3/15/09)
• Avalon Code (expires 3/15/09)

This week's videos are:

• Developer's Voice - World of Goo
• Super Smash Bros. Brawl - Tutorial 4
• Lisa Kudrow plays Professor Layton
• Pokemon Platinum Wi-Fi features
• Sonic and the Black Knight Launch Video
• Marble Saga Kororinpa Info Video
• Pro Evolution Soccer 2009 Info Video
• Suikoden Tierkreis Info Video
• Avalon Code Info Video
• House of the Dead: Developer Video 5
• Madworld Gameplay Video 1
• Sands of Destruction Teaser Video
• Gradius Rebirth Info Video
• Scrabble Info Video
• Littlest Pet Shop Spring Info Video