singer, 27, arrived at fashion's biggest night in a hot pink ensemble that she pulled off ... we were channeling the glamour and freedom of the disco era—think Sylvester, Superfly, superfine ...

The "Good Luck, Babe!" singer, 27, arrived at fashion's biggest night in a hot pink ensemble that she pulled off like a performance from her journey from the The Mark Hotel all the way to the ...

Dimitrios Kambouris/Getty for The Met Museum/Vogue; Lanna Apiskuh/WWD via Getty ...