who are you and what have you done with someone en · X
Meanings
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(colloquial, humorous, rhetoric) Said to express surprise due to a perceived drastic change of behaviour of a person.
"Who are you and what have you done with Izzy Zanella?" she finally said. / "Go on," he said. "Mock me. The one time I'm being serious and trying to do the right thing."
2009, Suzanne Brockmann, Into the Fire, page 49:‹Nanase, are you studying?› ‹Yes, mother.› ‹That's unnecessary. You should spend the weekend resting.› ‹Who are you, and what have you done with my mother?›
2025 August 4, Dan Shive, El Goonish Shive (webcomic), Comic for Monday, Aug 4, 2025:Who are you and what have you done with the "real" editors of The Roanoke Times?
2000 May 15, “Letters to the editor”, in Roanoke Times, Roanoke, Virginia:One thing she has noticed over the years, Dorothea says, is that "he's developed more of a sense of humor. Now, when he'll crack a joke, I'll say, Oh, my God, who are you and what have you done with my husband?"'
2002 November, Tom Gliatto, “Local boy makes good”, in People, volume 58, number 22, page 114:
Translations (5)
sv vem är du och vad har du gjort med någon (Expression to drastic change of a person) · af wie is jy en wat het jy met iemand gedoen. (Expression to drastic change of a person) · ro cine ești și ce ai făcut cu cineva (Expression to drastic change of a person) · de Wer sind Sie und was haben Sie mit jemandem gemacht (Expression to drastic change of a person) · pt quem é você e o que fez com alguém (Expression to drastic change of a person)