Dundee Courier Cryptic

[Johnamill]

Must be thick this weekend.....haven't been able to complete, even with your help beforehand.

8a. The attendant's not responsible for it (7) A?????E
15d. Red Indian Dancer (6) ?P???E (Was thinking Apache?)
21a. Reduce the charge (7) ??????N (First letter could be C if Apache is answer to 15d)
6d. Fancy one taking a drink in the Middle East (7) !?A????
18d. Turn out a bad scholar? (5) E????

Thanks in advance for any help

[Dinkypuzzled]

21a. cheapen
6. 1 M (a gin) E

[Jumbuck]

8a absence ?
15d yes, apache
6d imagine

[Jumbuck]

18d expel ?

[Johnamill]

Thanks folks, 6d is so easy once you see it!!

Only 5 more to do, but I'll try and get them without help

Thanks again