The pop singer once again ruled the annual charity gala.
The artwork was bought by an anonymous buyer, who placed bids through Warren Weitman Jr, Sotheby's chairman of North America and South America.
The painting was one of 34 pieces on sale from the Greentree Foundation from the collection of Mr and Mrs John Hay Whitney.
Pablo Picasso's 1905 masterpiece Garcon a la Pipe became the world's most expensive painting ever when it sold for $104.168 million (Rs 468 crore) at an artwork auction at Sotheby's Holdings Inc. in New York on Wednesday (May 5).
Some celebrities followed the theme while some put on their elegant outfits...
From nude dresses to pompous outfits, these celebs made some eye-popping fashion statements.
These men gave the women tough competition in the fashion department.
It's beautiful to be a transgender and these models are proof!
If you can name it, someone collects it. Here's a gallery of collectors and their (unusual) obsessions.