1: Begins seeing another divorcee? Deplorable. (3)
2: Disillusioned with the tune not being broadcast (3,3,3)
3: Mimic has to leave the ground (4,3)
4: Singers in a special Tosca production (5)
6: Larvae can appear to contain cure-all (7)
8: One-on-one court of some old Greeks (5)
11: Non-clerical song (3)