Krysten Ritter & Rumer Willis attend the 5th Annual Los Angeles Haunted Hayride Premiere Night at Griffith Park on October 10, 2013 in Los Angeles, California.

Chloe Moretz keeps it sheer and leather fierce while appearing on an episode of Late Night with Jimmy Fallon on Wednesday (October 9) in New York City. Later in the day, Chloe donned a plaid shirt underneath a leather jacket while arriving at the MTV studios with her brother Trevor in Times Square. Chloe is wearing a skirt and shirt by Saint Laurent with Christian Louboutin shoes at the Jimmy Fallon appearance.

Katy Perry at Late Night with Jimmy Fallon appearance in New York, October 10, 2013

Hayley Williams attends Hard Rock Cafe's PINKTOBER program launch in Hollywood, October 10, 2013

Susan Sideropoulos attends Musikexpress Style Award 2013 in Berlin 2013-10-10