13a/20a What an orthodontist must take ad nauseum (4,4) - i have ???L / ?E?T
21a Pantomimic parate so marked? (4) - h???
6d Get the picture? I car not to divulge what type (8) ?C?I?N?R
14d "Oh...oh?" we hear: gotta be that notorious cowboy Kid (5) ??N??