At her first Met Gala, the 77-year-old told The New York Times she found ageing at 5-foot-1½ made accepting her body shape difficult.
Nicks attended the New York event in a top hat and silk taffeta gown from Zara, designed by John Galliano, and performed Fleetwood Mac's Landslide with Sabrina Carpenter.
This year's Met Gala theme, Fashion Is Art, tied to the Metropolitan Museum of Art's Costume Art exhibition, explored the dressed body across centuries and framed the event around the human form.
With billionaire sponsors and protests, can the Met Gala still be seen as a pure celebration of art?
Can John Galliano's partnership with Zara elevate fast fashion, or will it dilute his high-fashion legacy?