1: Author of Breathe Out, Lay Out, Going Out? (4,5)
8: How to secure man-haters at last (5)
9: Save the forests regarding a series (7)
11: A garden ornament makes men go mad (5)
12: Partly indicates progress of undergraduate (2,1,6)
14: Get the wrong idea, damn it, distressed about breaks (13)
15: Working on mental topic? (13)
20: Survey mutants with missing shells for a possible cause of damage (9)
21: Transplanted tissue from, originally, George Raft (5)
22: To fascinate a disagreeable female we turned in (7)
23: Start reorganizing notes (5)
25: Improve me back end (5)
26: Classic Australian theatre patrons shocked in Dee Why (4,5)