It's in his head, it's in his head It's in his head, it's in his head It's in his head, it's in his head It's in his head, it's in his head Fetch the doctor Doctor will sort him out Fetch the doctor The doctor will sort him out Shout Mad boy, mad boy Mad boy, mad boy Can't make it any more It's in his brain, it's in his brain It's in his brain, it's in his brain It's in his brain, it's in his brain It's in his brain, it's in his brain Fetch the doctor The doctor'll bring the van Fetch the doctor now The doctor is your man Mad boy, mad boy Mad boy, mad boy Can't make it any more It's in his head, it's in his head It's in his head, it's in his head It's in his head, it's in his head It's in his head, it's in his head Fetch the doctor The doctor's on the scene Fetch the d-d-d-doctor He will make it easy, nice and clean Mad boy, mad boy Mad boy, mad boy Can't make it any more It's in his brain, it's in his brain It's in his brain, it's in his brain It's in his brain, it's in his brain It's in his brain, it's in his brain Fetch the doctor The doctor's gone away Fetch a doctor See you again another day, boy, mad Mad boy, mad boy Mad boy, mad boy Can't hope anymore Anymore, anymore, anymore He's in the van, he's in the van He's in the van, he's with the man He's in the van, he's in the van He's in the van, he's with the man Fetch the doctor The doctor's done his job Put him out to grass in the park Put him out, no more trouble No more difficulties with his mother Nothing more to say but Mad boy, mad boy Mad boy, mad boy He can't make it anymore Anymore, anymore, anymore Anymore, anymore, anymore Anymore, anymore, anymore Anymore, anymore, anymore Anymore, anymore, anymore Anymore, anymore, anymore No, no, no