Emmy Rossum attends the 6th Annual Carmel International Film Festival – ‘You’re Not You’ Pre-Reception at The Cypress Inn on October 17, 2014 in Carmel, California

Kristin Cavallari attends the Kristen Cavallari Chinese Laundry event at Nordstrom on October 18, 2014 in Chicago

Nicole Richie attends the Nicole Richie For House Of Harlow 1960 at Bloomingdales At The Beverly Center on October 18, 2014 in Los Angeles, California

Cara Delevingne attends the red carpet arrivals of ‘The Face Of An Angel’ during the 58th BFI London Film Festival at Odeon West End on October 18, 2014 in London, England

Rita Ora and Nick Grimshaw present the Radio One Teen Awards at Wembley Arena on October 19, 2014 in London, England

Ariana Grande performs at the Radio One Teen Awards at Wembley Arena on October 19, 2014 in London, England.

Actress Emma Stone attends the Closing Night Gala Presentation of ‘Birdman Or The Unexpected Virtue Of Ignorance’ during the 52nd New York Film Festival at Alice Tully Hall on October 11, 2014 in New York City

Cara Delevingne for DKNY launch at Bloomingdale’s 59th Street on October 11, 2014 in New York City. #CaraD4DKNY

Actress Eva Longoria attends the 2014 NCLR ALMA Awards at the Pasadena Civic Auditorium on October 10, 2014 in Pasadena, California

Zoe Saldana attends the 2014 NCLR ALMA Awards at the Pasadena Civic Auditorium on October 10, 2014 in Pasadena, California.