Sam's voice -- from Ruthie Ristich. Click on GreatDay_Hallelujah_audioONLY.mov

To hear him, you need a plug-in for your browser, such as QuicktimePlayer.exe, a free download from www.apple.com/quicktime/
(it comes with instructions for installation)
and a bit of patience -- a sound file is typically large and may take a few seconds to download.