As winter approaches, the nights will inevitably grow both colder and longer. If you're looking for somewhere to simultaneously get both warm and wild, consider spending a few hours amidst the frenetic bodies gathered at the Madison Event Center, 441 West Madison Avenue, for the annual Hard Dance Nation on Friday, December 3. Hundreds are expected attend this year's edition, which will be headlined by variety of Dutch deckmasters. This invasion of the Netherlands' finest phonic freaks will feature performances by award-winning turntablist Dash Berlin, as well as Zany and MC DV8. (The latter DJs will also team up for their live music act Donkey Rollers). The local lineup will also include appearances by Turner & Heit, Disco Killaz, Cik, Spy vs. Spy, Matthew Harris and others. Doors open at 7 p.m. and admission is $20-$25 presale. Visit www.harddancenation.com.