pin the tail on the donkey

or pin-the-tail-on-the-don·key

noun
  1. a children's party game in which a blindfolded player, holding a paper tail, is turned around several times before a large picture of a tailless donkey that the player then attempts to locate in order to pin the tail in place.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018