1. clue - All the men are dancing to Be my lover - La Bouche
2. clue - On various screens around the room you can enjoy watching porn.
3. clue - The short, bold, George-in-Seinfeld looking man sitting across from you isn't wearing pants - nor underwear.
4. clue - All the other women in the club are all at least 30 cm. taller than you and have a clearly visible adams apple.