Eglinton FC manager William Shearer felt the occasion got to his players as their West of Scotland League debut ended in defeat.
The Jousters got off to the worst possible start at Kintyre Park, falling behind to a Scott Souden strike inside the opening 90 seconds.
Stuart Crossan ignored cries of offside to double Campbeltown's lead before half-time and Eglinton's fate was sealed when substitute Rhys Casci netted a third with three minutes left to play.
