Riley Keough Wears Cutout Dress for Joan Jett Concert

Riley Keough steps out of The House Of Blues in a black cutout dress on Thursday evening (August 1) in West Hollywood, Calif.

The 24-year-old actress attended a Joan Jett concert that evening at the WeHo music hot spot.

PHOTOS: Check out the latest pics of Riley Keough

Riley was last spotted out and about at the Chateau Marmont late last month for a fun night out – this was her first appearance since the untrue rumors surfaced that she was in a relationship with Robert Pattinson.