12a You have this when nuts, in a session of rumpy pumpy, dangling
(1,5,5)
24a Vile niggles desperately shaking through feeshus from one's trousers (3,8)
L?G / ???I?I?G looks like anagram of vile niggles ??
10d Is a ton of rancid cum so beyong belief? (4,2,7)