1: Short bloke quietly escaped seaweed (3)
2: Knew a radical in stir (5)
3: Explanation for Bill (7)
4: Bud tore angrily into Thomas, for one (7)
5: Hesper's fresh fields (7)
6: Weatherman Al admitting old club is a place to find chicks? (7)
7: Bill accepts new slant in Jack's Magic Ladder? (9)
8: Dope turned to eat bun, starting off big (7)
11: Cronkite, Bradley, and Safer's first network (3)
14: With greater reason for a riot I riot (1,8)
16: Sausages from a Greek island (7)
17: Send Tim out for attitude (4-3)
18: Penalty for holy person in the grip of drink? (7)
19: Perennial champs look for no upset (7)
20: Helps jazz musicians after the first (7)
21: Fish spawn upstream in little orifices (3)
24: Pygmy antelope or Nile wader without a tail (5)
27: Gorilla taking head off at it's base! (3)