Jessica Simpson stepped out on her birthday with a brand new look. Simpson, who turned 45 on July 10, shared several photos from her celebration at Chateau Marmont on Instagram July 11.

Jessica Simpson shared several photos to Instagram from her birthday, as the singer turned 45 on July 10, and her sheer gown is definitely one of the sexier looks we’ve seen from the “With You” artist:

Jessica Simpson showed off a darker hair transformation in an Instagram post on July 11, as she continued to mark celebrations for her 45th birthday. The actress and singer, who wore a sexy, see-through dress,