Former First Lady of Canada (and Justin Trudeau’s mother) Margaret Trudeau with Andy Warhol at Studio 54 in 1978.

What really happened inside the world's most famous nightclub, Studio 54, which opened in New York City on April 26, 1977? Behind-the-scenes photos ... a photo of Margaret Trudeau as she dances ...

We've put together a collection of photos that will take you back 40+ years into the club. Talia Avakian contributed reporting to an earlier version of this article. Studio 54 officially opened ...

An infamous photo of former Canadian First Lady Margaret Trudeau sans underwear is on the auction block. With the 40th anniversary of Studio 54 coming ... black-and-white images — showing ...

EXCLUSIVE PHOTO: Justin Trudeau's mom Margaret Trudeau dancing with Bruce Nevins at Studio 54 in 1979. Robin Platzer / Twin Images Newly elected Canadian Prime Minister Justin Trudeau may have ...