Bittersweet World is the third studio album by American recording artist Ashlee Simpson. It was released in the United States on April 22, 2008. The project is Simpson's final release through Geffen Records. The album marked a departure for Simpson, who executive produced the record and shifted her sound in a more dance-pop direction. Wanting to experiment with new sounds to make a “fun party album”, Simpson enlisted multiple producers including Timbaland, Jerome Harmon, Chad Hugo of The Neptunes, and Kenna. The album debuted at number 4 on the Billboard 200 chart in the United States, Simpson's first to not Read more on Last.fm.
