United Kingdom, May 12 -- Hilary Duff's new music represents her "complicated and mature" personality.

The 38-year-old pop star released Luck... or Something, her first album in 11 years, in February, and Hilary has now explained why she chose to return to the music business.

The blonde beauty - who had focused on her acting career over the last decade - told Sports Illustrated: "People asked me for years when I'd make another album and I always skirted around that question. The truth is I didn't really know if I ever would because I had never gotten to make an album the way I wanted to."

Hilary didn't have a label, a manager or even a budget when she returned to making music. However, she really enjoyed the experience of making Luck.....