White Rock's Ra McGuire (kneeling) and his Trooper bandmates will perform Monday, Sept. 1 during the annual Canadian Union of Public Employees (CUPE) Labour Day Picnic, to take place at Burnaby's Swangard Stadium from 11 a.m. to 3 p.m. The gathering is sponsored by the B.C. Federation of Labour, the Vancouver & District Labour Council, the New Westminster and District Labour Council and the Canadian Labour Congress.