Hilary Duff is all smiles as she leaves a friend’s house on Wednesday (July 25) in Beverly Hills, Calif.

The 24-year-old actress waved at the cameras before getting inside her car and driving off.

PHOTOS: Check out the latest pics of Hilary Duff

That same day, Hil made a big announcement on her Twitter account – she revealed the cover art of the third and final installment of her Elixir trilogy, “True.”

“Hey guys check out this link to see the cover and read a chapter from my upcoming book True!,” Hilary shared along with a link to EW.

10+ pictures inside of Hilary Duff leaving her friend’s house…