Article continues below advertisementThe reputation of Las Vegas's nightlife spreads quickly, and with good cause. Entering a nightclub here for the first time may be exhilarating, frightening, and wonderful. It's a unique experience because of the lights, music, crowd, and tempo. Instead of attempting to figure it out on the spot, knowing what to expect before you go makes it easier to enjoy the evening.Article continues below advertisementThe First Impression at the Door Your night begins long before the music hits. The entrance is often where first-timers feel the most pressure.