Jessica Simpson posted a picture of her new physique on Instagram yesterday (August 11), saying she is "proud" to show off her figure.

The singer posted a photo of herself and a friend in swimsuits and heels at her sister Ashlee Simpson's bachelorette party.

She captioned the image: "Oh yea girl...We are proud to be in our bathing suits!!@baylormcg #hardworkpaysoff #workoutpartnersforlife".

The 33-year-old star also posted a picture of all of the attendees of the bachelorette party beside the pool, with the caption: "All the beauties celebrating @ashleesimpsonofficial /@missbananahammock!!! I love you Ash :)"