The first official football event at the new Highmark Stadium is set to happen on Sunday as the Buffalo Bills will host their annual "Return of the Blue/Red" practice inside the stadium. Buffalo Bills Hosting "Return Of Blue/Red" Practice On SaturdayThe Buffalo Bills will return to Buffalo from training camp at St. John Fisher University in Rochester for their annual "Return of the Blue/Red" practice. This practice is the official end to training camp for the Bills. READ MORE: HERE IS HOW YOU CAN WIN TICKETS TO THE BUFFALO BILLS HOME OPENER AGAINST THE DETROIT LIONSIf you are a season ticket and PSL holder and headed to the game, here is what you need to know. Buffalo Bills owned parking lots will open at 3 pm (Parking will be $5, with proceeds going to the Buffalo Bills Foundation)Private lots around the stadium will be open at various times, so double-check with the owner if you plan on parking at one of the private lots.