Lyric discussion by weezerific:cutlery 

very simply, this song blew my mind. it's like a four minute trip. and i love the end when john (or whoever it is..it sounds like john) screams "I've got blisters on my fingers!"

That's Ringo. He had done so many takes of the song that there were, well, blisters on his fingers.

its ringo starr who screams

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