Can't get going with this one today. Help would be appreciated
8a No longer change between Calais and Cannes (5) --a-c
1d Cushioned drunk fellow inside (4) s---
11d Ordinary seaman first-that's odd (8) -------l
13d Bore fruit,having seeded say (7) ------d
12a High-spirited lad is hard on pencils (6) ----s-
17a Asking a shocking price (12) ------a-g-n-
21a Hit ball well when placed in the centre (7) ------d