THE PIPETTES Earth vs. the Pipettes [Polka Dot Sounds/Fortuna Pop] After delving into the sound of classic early-’60s girls groups on 2006’s We Are the Pipettes, the Brit indie act’s follow-up takes the next logical step by diving into disco. Maybe they should have stuck with the girl-group thing. Now a duo after near-constant lineup changes over the past four years, the Pipettes approach disco head-on with glossy songs packed full of candy-colored...