170 Fifth Ave at 22nd St. Subway: N, R to 23rd St. Spend Thursday night at this French beauty brand’s Flatiron store. Sip gratis cocktails from Please Don’t Tell and snack on Crif Dogs hot dogs while dancing to the music of DJ Kyle Price (myspace.com/djkyleprice). Then nab ten-minute mini facials and hand massages. Customers who spend $65 at the event will receive a gift bag (worth more than $65) filled with best-selling L’Occitane products, such as repairing conditioner for dry hair (retail $20).