This article is a stub. Please help WikiShrek by expanding it, adding pictures, and improving existing text. Rufus Wainwright is a singer who preformed Hallelujah in the soundtrack for Shrek. Further reading Rufus Wainwright at Wikipedia Retrieved from WikiShrek (shrek.wikia.com), the wiki all about Shrek. Categories: Stubs Community content is available under CC-BY-SA unless otherwise noted.