go horribly right

go horribly right (third-person singular simple present goes horribly right, present participle going horribly right, simple past went horribly right, past participle gone horribly right)

1. (idiomatic) To produce a technically correct result, but with highly undesirable consequences.
   • 2020 January 19, Julian Morrow (quoted), Jenny Valentish, Naaman Zhou, “How The Chaser invaded Apec: 'A small video tape was secreted behind his scrotum'”, in The Guardian‎:

     I describe it as a stunt that went horribly right because it was designed to fail, in the sense that Chas was going to be the comic relief, to be deployed when we got stopped.