A method and apparatus for handling location data in a mobile communications network. The method comprises deploying fracturing equipment downhole for isolated interaction with each lateral wellbore of the plurality of lateral wellbores. The invention provides an improvement of the known devices to overcome artifacts in the reproduced audio signal by delaying the unprocessed signal part to obtain the same delay as the obtained sub-harmonics. The delay period and other details regarding the bonus game are persistently stored on a paper ticket or in a database on a wagering game server.