Texas Two Steps: Former Copperline Music Group Dir./Radio Promotion Seth Necessary has joined Depot KDPM/Marshall, TX as Dir./Sales & Marketing and midday personality. Sales/on-air host Mary Lynne O’Neal (CAT 12/7/20) has shifted from middays to afternoons, and former Station Mgr./afternoon personality Mark “In The Afternoon” Christopher (CAT 11/10/20) has departed. PD Chip Arledge remains in mornings. Necessary’s priorstops include Riser House, Country Thunder Records, Huntsman Entertainment and Impact Radio. Reach him here.