‘The first two open practices will be held on Saturday, July 31, and Saturday, Aug. 7, both at 10 a.m., while the final open practice will be held on Wednesday, Sept. 1, at noon. The Aug. 7 session will feature the Bills’ ‘Return of the Blue and Red’ scrimmage, a family-friendly event presented by Bud Light that features photo ops, interactive games, performances by “The Stampede,” appearances by Billy Buffalo and more.’