Hilary Duff blonde raising hope jacket sunglasses baby weight set filming ipad

Hilary Duff is looking fabulous on the set of Raising Hope!

The sexy starlet, who just gave birth to son Luca 10 months ago, is working hard to slim down her figure. It's working, Hil!

For her guest starring role on Raising Hope, Mike Comrie's wifey will be playing Rachel, the ex-girlfriend of Jimmy (played by Lucas Neff) who arrives in town just after he marries Sabrina (Shannon Woodward).

The episode will air on February 26. We'll be watching!