Consumer Guide Album

Billy Joel: Streetlife Serenade [Columbia, 1974]
Boy, these piano boys--on "Root Beer Rag" and "The Mexican Connection" Joel abandons Irving Berlin for George Gershwin, or do I mean Roger Williams? Granted, "The Entertainer" is so nasty it's witty--so nasty it may be about Joel himself. But why does it include a Rick Wakeman imitation? C