Madonna Felt "A Little Bit Fat" at Met Institute Costume Gala

Even the biggest stars feel insecure! Such was the case with Madonna at last night's Met Gala.

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When OK! asked how the icon felt in her Stella McCartney dress, she candidly replied, "a little bit fat!"

She also shared fond memories of Alexander McQueen. She said that "he was kind of shy, but he had a naughty side to him."

One of her fondest memories?

"We did have a French fry fight one night."

OK! GALLERY: TWILIGHT GODDESSES KRISTEN STEWART & ASHLEY GREENE GO GLAM AT MET INSTITUTE COSTUME GALA!

When asked if she could walk in his trademark Armadillo shoes, Madonna told reporters, "I can walk in anything, baby!"

Spoken like a true star.

How do you think Madonna looked last night?