Crucify is my favorite single
YouTube - Ozzy Osbourne Crucify
I like Gus G's (Ozzy) style guitar and Tommy Clufetos on drums, Adam Wakeman on keyboards who is also one of the writers on four songs from the album along with Osbourne and Kevin Churko.
My other two favorite singles from the album are,
YouTube - Ozzy Osbourne - Fearless (lyrics)
Ozzy used a guitar riff from Audioslave on this one,
YouTube - Ozzy Osbourne - I Want It More (New Song! Scream Album)
One of the the more popular single's,
YouTube - Ozzy Osbourne - Let Me Hear You Scream