GameFAQs: FAQs, cheats, reviews, and a message board.
GameSpot: News, previews, images, videos, cheats, and a forum.
GameSpy: Super Princess Peach: Provides information, screenshots, and a preview.
HonestGamers: Review, by midwinter: "It's not the hardest game in the world, but for the DS at least, it's amongst the most enjoyable." [Score: 8 out of 10]
IGN: Super Princess Peach: Preview, screenshots, videos, news, and a message board.