And I bet you would too! Anyway I always thought they were primarily to keep the 'bits' in place. Of course if the weather's on the cool side (and I believe it is in Melbourne right now) then he could also be wearing them to keep his lower back warm, because if you look at Milly's pic above, he isn't wearing them.
Or control pants for men.....he does look as if hes piling the pounds on. Chubby git
That's all muscle Angie - pure raw muscle ...