Coyne It's in his head, it's in his head (x4) Fetch the doctor, the doctor will sort him out (x2) Shout Chorus: Mad boy (x4) Can't make it any more. It's in his brain, it's in his brain (x4) Fetch the doctor, the doctor'll bring the van Fetch the doctor now, the doctor is your man Chorus It's in his head, it's in his head (x4) Fetch the doctor, the doctor's on the scene Fetch the doctor, he will make it easy, nice and clean Chorus It's in his brain, it's in his brain (x4) Fetch the doctor, the doctor's gone away Fetch the doctor, see you again another day, boy, mad Mad boy (x4) Can't hope any more, any more, any more, any more 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 difficulty with his mother, nothing more to say but Mad boy (x4) He can't make it any more, any more, any more, any more