<<I'd compare him to someone like Perry Como, but with a deeper voice.>> Maybe he's Como-ish in his material, but his voice is more Goulet-ish, I think. On the record jacket he's wearing some kind of groovy sparkly Nehru jacket thingy, so he looks like a grown-up Hadji or something... Bob NP: Rolling Stones, "Can't You Hear Me Knocking"
