Complex sentence: She was the celebrity guest host of a comedy play "Grandmas Rock!", written by Gordon Durich, and originally broadcast on radio in 2010 on KVTA and KKZZ, and rebroadcast on KVTA and KKZZ again in September 2012 in honor of National Grandparents Day.
Split into simpler sentences: She was the celebrity guest host of a comedy play, "Grandmas Rock!", written by Gordon Durich. It was originally broadcast on radio in 2010 on KVTA and KKZZ, and rebroadcast on KVTA and KKZZ again in September 2012 in honor of National Grandparents Day.