9 Across, They earn gasper receipt at checkout,(9,6)
21 Across, ...being persuasive,you have this tab and get eighth off,cunningly
(3,4,2,3,3)
1 Down, A sizable stretch it possesses an may ultimately produce(4,3,2,3,3)
6 Down,They entitle me to admit,;"Always Unmarried"(forget the last warnings) -I'm coming back(9,6)