The success of the manicure spot spawned a pair of "beauty lounges"; in all three, small treatment rooms invite gossip over a paraffin treatment. The Gansevoort branch has manicures and pedicures with La Mer products in its arsenal. Other locations: Rescue Beauty Lounge, 8 Centre Market Pl., between Broome and Grand Sts., SoHo, PHONE: 212/431-0449. 34 Gansevoort St., between Hudson and Greenwich Sts., 2nd fl., Meatpacking District, PHONE: 212/206-6409.