Q2 reports the Big Sky International Balloon Rendezvous is returning to Billings. The event begins Friday morning as more than a dozen hot air balloon enthusiasts will launch at 6 a.m. from the Pierce RV Supercenter field at 3800 Pierce Parkway. Events continue through the weekend, with the popular balloon glow on Saturday evening that includes live music, food trucks, activities for the kids and a movie under the stars.