Hilary Duff: 'Raising Hope' Set!

Hilary Duff heads to her trailer on the set of her upcoming guest stint on Raising Hope on Tuesday (January 29) in Chatsworth, Calif.

“Sooo excited to be working on the very funny @RaisinghopeFOX this week!” the 25-year-old actress tweeted the day before.

PHOTOS: Check out the latest pics of Hilary Duff

However, once she got to set, Hil tweeted that she missed her baby boy Luca!

“Sitting in my trailer waiting to work….. Missing Luc” she wrote.

Hil‘s episode will air February 26 – be sure to check it out!

10+ pictures inside of Hilary Duff on set…