Music Review: 'Boogie Nights'

Soundtracks for ’70s-era movies are too often loaded with the decade’s usual camp suspects (ABBA, Donna Summer), but this porn-industry drama spotlights such refreshingly underexposed tunes as Melanie’s ”Brand New Key” and Walter Egan’s ”Magnet & Steel.” One unfortunate flashback: Night Ranger’s bombastic ballad ”Sister Christian.” B