 Wednesday at 8, guitarist Rick Whitehead's trio plays at Hank Dietl's 11-0-1-0 Rockville Pike in Rockville, Maryland. Out in Columbia, Maryland, guitarist Rick Whitehead plays tonight and Saturday, starting at 6 p.m. with a bass player and pianist. Saxophonist Bruce Swaim plays tomorrow night at Glenwood's with pianist Jay Cooley and bassist Paul Langosch.