1: Non-professional laggard goes underground (4,3)
4: Light up during fire sale (5)
8: Charles talked about pictures of sea creatures (6,2,5)
10: Globe's automobile award (5)
11: Emergency room stocks one sensitive organ (3)
12: Uncharacteristically, Dickenson pens uplifting romantic ballad (5)
13: Eights had to race again, we hear, concerning fish spawn. (2, 3)
14: Timely introduction of purifier into terribly poor air (9)
16: This behaviour causes sin! (9)
19: Radicchio tastes good in little bits. (5)
20: Compete with life in France (3)
21: Witnessed vocal tantrum (5)
22: Barmaid slipped, leading to a spectacular disaster. (6, 7)
23: Execute knitters for pitchers (5)
24: Mailer's reinterpreted depiction of the way things are (7)