A candidate forum for the contested Osceola mayor and city council races in the November election is planned 5:15 to 6:30 p.m. Tuesday, Oct. 20, at the Lyric Theatre. Candidates should arrive at 4:45 p.m. to hear an explanation of the rules. A meet-and-greet will be held before the forum starting at 5 p.m. It is sponsored by Clarke County Development Corporation.