Bollywood filmmaker Karan Johar with actor Kangna Ranaut during the unveiling of Vero Moda collection designed by him in Mumbai.
Emily Kinney arrives at the iHeart Radio Music Festival, at The MGM Grand Garden Arena in Las Vegas.
Julianne Hough, and from left, Malin Akerman and Ashley Greene attend a private event at Hyde Staples Center hosted by Dell for the Katy Perry concert, in Los Angeles.
Global pop star Katy Perry, center, with local students, left to right, Gabriela Ramirez and Prescilla Rodriguez pose backstage at the Staples Center during Perry's Prismatic World Tour performance, in Los Angeles.
Taylor Swift performs at the iHeartRadio Music Festival at the MGM Grand Garden Arena, in Las Vegas, Nevada.
Jen Lilley arrives at the Operation Smile's 2014 Smile Gala.
U.S. singer Miley Cyrus performs in concert during her Bangerz Tour in Mexico.
A model wears a creation for Versace women's spring-summer 2015 collection, part of the Milan Fashion Week, unveiled in Milan.