Buzz has stirred about Hilary Duff's new album ever since she tweeted the above photo on Sept. 24 of her in a recording studio in West Hollywood.

The 26-year-old actress and singer's last album, Dignity, was released in 2007. Duff talked about her next album, which has yet to have an official release date, and its sound in a Twitter Q&A.

"I'm exploring a lot of cool options and I don't want to give a timeline yet, but I promise exciting stuff is coming," she said. "I'm super into EDM. Definitely catchy hooks. I've always cared a lot abt lyrics & love to dance!"

Duff is now focusing on reviving her music career but she is known as an actress as well, starting off with roles when she was barely a teen. The former Disney star had the lead role in 1998's When Casper Meets Wendy. She then went on to star in Disney movies and kid-friendly motion pictures, including Cadet Kelly (2002), Cheaper by the Dozen (2003) and its 2005 sequel, The Lizzie McGuire Movie (2003) and Agent Cody Banks (2003).

She also co-starred with her sister in Material Girls (2006).

Duff's musical achievements began with her debut album Metamorphosis (2003) and she released one record every year from 2004-2008.

Scroll through the images to see some of Duff's past work.