1: Nothing, absolutely (almost) nothing, disturbs cool guys' covers (9)
6: Child can be heard getting out of bed at dawn. (3, 2)
9: Tarheels buried by swarming Hornet club (9)
10: Leaf in fancy plate (5)
11: Anger that is constraining response (3)
13: Hundreds of restless desires in the trenches (7)
15: Dirt caught in footwear (7)
17: Nine in story by Aesop can be saved (7)
19: Mr. Upton dressed, one suit being just like any other? (2-5)
20: Heads appearing strange in distorting lens (7)
22: Sci-fi pioneer composes Mercury Sources (1.1.,5)
25: Emergency room stocks one sensitive organ (3)
26: Wander around inside territory (3)
27: Great stories about spice (5)
29: Strange set-back overwhelms blundering bravado (7-2)
30: Confuse Garfield, dashing back inside (5)
31: Shout the chaps to initial therapy.(9)