sentences:  WDZZ had an immediate impact, as the station debuted at number one in the Arbitron ratings in its first full ratings period (which was Spring 1980, as Flint was only measured by Arbitron once per year at that time), with a share of over 11 per cent.WAMM never recovered and soon flipped formats to the Music of Your Life as WFLT, eventually settling into the urban gospel format it has today.WDZZ would become Mainstream Urban with the addition of Hip Hop in 1989 and was using the Moniker "DZ93".