Hilary & Haylie Duff Help the Homeless!

Hilary Duff and her big sister Haylie smile wide at the Los Angeles Mission’s 75th annual end of the summer block party on Saturday (August 27) in Los Angeles.

The 23-year-old pregnant actress and her older sis attended the charity event with the Los Angeles Mission to help aid the homeless living on the streets.

PHOTOS: Check out the latest pics of Hilary Duff

“Excited to head downtown to the la mission event today with @HaylieK such a great cause! We will be handing out backpacks w/ school supplies!” Hil tweeted before the event.

Later that day, Haylie and Hil, who shed her red Los Angeles Mission apron for a sheer top, went shopping together!

10+ pictures inside of Hilary and Haylie Duff at the Los Angeles Mission event and shopping together…