1 Assist with crime of desecrating bath (4)
2 Lunatic to break a set of books (8)
3 Lively, pretty clothes worn by female relative (6)
4 A lot of expert assistance uploaded over time (8)
6 Astounded by upside-down meditative exercise (4)
7 Artist's tool covered by large worm (6)
8 Space program covers me being nosy? (5)
10 Keep the landscape that debuts in Scottish hallmark (4)
15 Brass instrument trades beats with first lady for Hawai'ian dance (4)
17 Finale initially netted between 50 and 500 (3)
18 Urgent as a top emergency (4)
19 Ale destroyed floral necklace (3)
20 Burned feline at center of religious faith (8)
21 In a car, Ethiopian hides Israeli landmark (8)
22 We got caught by barcode when it turned up on keyboard (6)
23 Odd bodegas full of insects (4)
24 Discovered Ceni's old partner was androgynous (6)
25 Drink working to elicit gossip (5)
26 Worker takes time with stake (4)
28 Changes game method (4)