You didn’t have to be there to know that the Glamour Women of the Year Awards was the event to be at on Monday night.

Twitter was buzzing as the who’s who of the fashion and entertainment industries shared updates from Carnegie Hall: Janelle Monae’s opening performance, Janet Jackson’s award presentation to Donatella Versace, Fergie thanking her therapist in her acceptance speech…

Now that we’ve established what happened inside, here’s a look at the arrivals and who wore what.

Anna Chlumsky

Cher

Estelle

Donatella Versace

Fergie

Hilary Swank

Janelle Monae

Janet Jackson

Kate Hudson

Kelly Osbourne

Petra Nemcova