Madelaine Petsch & Boyfriend Travis Mills Party with Lucky Brand During Lollapalooza

Madelaine Petsch reunited with boyfriend Travis Mills over the weekend in Chicago for a really cool event.

The Riverdale star, plus Empire actress Serayah, and more, stepped out for the Lucky Lounge City Jam Chicago during Lollapalooza at Freehand Chicago.

PHOTOS: Check out the latest pics of Madelaine Petsch

Madelaine, Travis and Serayah enjoyed two floors full of activations from the jean brand, plus a performance from Brandy, and DJ sets by Brandi Cyrus, Jacqueline Rezak, Chris Masterson and HXLT.

Check out all the pics of Madelaine Petsch, Serayah and more inside!