Celebrate the icon's 75th birthday with a look back at her best (and kookiest) ensembles.

See Grace Jones, Andy Warhol, and more letting loose at the famed nightclub.

Let's just say Studio 54 was the place to be.

As rewarding as it is, being an A-list celebrity also requires a lot of sacrifices, and one of the biggest ones is anonymity and autonomy.

This photo was taken by a professional photographer who had been authorized to make photos. At least, that was what I was told. There are no marks on the back of the photo. I will be selling this photo on Ebay, unless you have a better offer. Please do not feel compelled to buy any of the photos that I note I will be selling on Ebay. I merely make that notation in case there were something that someone felt they had to have.

The most iconic Halloween costume ideas from the '70s era

Sonny & Cher - Always irritated my that this picture was flipped in a lot of posts and Cher is on Sonny's right side, when she was ALWAYS on his left!