Costello, still seeking the holy grail of Southern soul, joins legendary N’Awlins pianist Toussaint (of The Meters and ‘Lady Marmalade’ fame) to play seven obscure Toussaint songs and six new gospel-ish co-writes. Costello’s strangled voice is irritating as ever, but Toussaint and the band are in sparky form, perfectly suited to Joe Henry’s look-you’re-in-the-room production.