This is the hottest spot in town. Offers three roomy dance floors and a chic VIP lounge for private parties. The music is techno, hip-hop, R&B and reggae. Dress up: You probably won't get in if you're sporting a T-shirt or faded jeans. Open Friday and Saturday 10 pm-3 am, Sunday 10 pm-2 am. Cover charge. 915 F St. N.W. (Metro: Metro Center or Gallery-Chinatown), Washington, D.C. Phone 202-393-3555. http://www.platinumclubdc.com.