Fergie, wearing a dress by Zac Posen at arrivals for Fergie Hosts at HAZE, Haze Nightclub at ARIA Resort & Casino, Las Vegas, NV May 20, 2011. Photo By: James Atoa/Everett Collection

- Image ID: C67DND
Fergie, wearing a dress by Zac Posen at arrivals for Fergie Hosts at HAZE, Haze Nightclub at ARIA Resort & Casino, Las Vegas, NV May 20, 2011. Photo By: James Atoa/Everett Collection
Everett Collection Inc / Alamy Stock Photo
Image ID: C67DND
Fergie, wearing a dress by Zac Posen at arrivals for Fergie Hosts at HAZE, Haze Nightclub at ARIA Resort & Casino, Las Vegas, NV May 20, 2011. Photo By: James Atoa/Everett Collection