2: Diet, sir! Clergy upset with fat constituents (13)
9: He's not joking, it's completely lawless. (2, 3)
10: Fathers start to applaud, in afterthought (3)
11: Pronounced ability to smell negative votes (3)
13: Recreating the past, USS Enterprise finally turned up (9)
14: Joke about girl and a protestant (7)
15: Schoolchildren made to come back on Saturday make mistakes (4-3)
16: Ancient Semitic deity like very sour egghead (7)
17: Wander idly from home and err (7)
19: Flirt with redhead, landing one in the frying pan (9)
21: Doctrine for some Kiwis makes sense (3)
22: Number One in facetiousness (3)
23: Tart returns, filled with energy, to provide some special entertainment (5)
24: Neil Armstrong, first to return from another world? (5)
25: Fine legs confused emotions (5,8)