Charlie King in Concert - two shows - American folk song favorite, repertoire includes bluegrass, reggae, blues, satire. "Working People: A Musical History" 2:00 p.m. at First Unitarian Universalist Church, 5200 Fannin (at Southmore) 526-5200; "Charlie King with Sharon Perez-Abreu" 8:00 p.m. at the Millbend Coffeehouse, 1370 N. Millbend Drive in The Woodlands (281)350-3052. Tickets: $10/adults; $8/seniors, students, disabled; $12 at the door; children under 12 admitted free. (Three free concerts Feb. 4 at College of the Mainland, 1200 Amburn Road, Texas City; 9:30 and 11:00 a.m., 7:30 p.m., in the Learning Center auditorium.)