She's no stranger to bum flashing: Madonna's 8 most outrageous red carpet moments

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Madonna is the queen of controversy and she proved why she's still number one on the red carpet at the Costume Institute Benefit at The Met in New York.

She dared to bare in this sheer Givenchy outfit that left little to the imagination.

Madonna at the Costume Institute Benefit at The Met Celebrates Opening of Manus x Machina Exhibition
(Sean Zanni/AP)

VERY little to the imagination.

Madonna at  Costume Institute Benefit at The Met Celebrates Opening of Manus x Machina Exhibition
(Charles Sykes/AP)

We have seen a lot of her rear recently. She playfully flashed her cleavage and her derriere in a custom-made Givenchy corset and fishnet tights, which she teamed with over-the-knee boots, at the 2015 Grammy Awards.

Madonna arrives at the 57th annual Grammy Awards at the Staples Centre
(Jordan Strauss/AP)

She ditched the trousers and added a black wig at the 2013 Met Gala.

Madonna
(Denis Van Tine/PA)

Her unusual turquoise headdress as part of her Louis Vuitton outfit raised eyebrows at the same event in 2009.

Madonna
(Evan Agostini/AP)

Again with the no pants! This time at the MTV Europe Music Awards in 2005.

Madonna appears backstage at the MTV Europe Music Awards, from the Atlantic Pavilion, Lisbon, Portugal
(Ian West/PA)

Even when she is covering her bottom, Madge has a long track record of daring red carpet ensembles. This is what she chose for the LA premiere of Evita in 1996.

Madonna
(Chris Pizzello/AP)

She looked more ready for a funeral than the Golden Globes in this red carpet number in 1998.

Madonna
(Chris Pizzello/AP)

Remember when she thought it was OK to wear this rhinestone-encrusted cowgirl get-up to the 2000 MTV Europe Music Awards?

Madonna
(Anthony Harvey/PA)

Ah Madonna, she never disappoints.