By Leah Greenblatt
Updated March 17, 2010 at 04:00 AM EDT

Having deserted the dozy comedown of 2008’s muted Seventh Tree, U.K. duo Alison Goldfrapp and Will Gregory return to the dance floor with nine tracks of glitter-strewn glam pop. Head First sounds as if they’ve been commissioned ?to paint the inside of Olivia Newton-John’s mind, circa 1980: all strobe-lit synths, feathery vocals, and goofy synonyms for sex. Only “Shiny and Warm,” a dark-disco burner, recalls the sootier allure of their early stuff; otherwise, ?this is pure Xanadu camp. B

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