1: One might be uplifted if a cockney spoke of arts such as opera. (7)
2: Bar mail of unadorned capital (5,6)
3: More than one garden veggie is spilling the beans, you say? (5)
4: Borders of shoreline spot harboring tiny marine vegetation (7)
5: Fathers start to applaud, in afterthought (3)
6: It comes to a point everyone heard (3)
7: Expel the ones who show up (7)
10: Damage the object, Mr. Gore, having to do with marriage (7)
13: He wrote a bit of poetry! (3)
14: Crazy to clean sons in awful mess (11)
16: Mimic has to leave the ground (4,3)
18: Apricot tart contains cheese (7)
19: Pronounced ability to smell negative votes (3)
20: Sissy's fabric cleaner suggested by the Rev. Spooner (7)
21: Finished holding second half of tour; it's lasted (7)
23: Burdened young man with couple of encumbrances (5)
25: Call for help oddly stops (3)
26: In no state to contain a pregnant virgin? (3)