Though it was nominated for a Grammy, we just don't think there's been nearly enough screaming about Harry Shearer's musical send-up of the Bush administration's main players. If you've had all the peace and good will you can handle, you might enjoy a bit of black comedy, in diverse musical stylings.
If you're looking for a last-minute Christmas gift for a progressive friend, we don't see how you could do better than this album (available at I-Tunes):