咄咄怪事

duōduōguàishì
(idiom) extraordinary occurrence; bizarre event

CEDICT

strange business; absurdity; extraordinary thing; paradoxical matter

Wiktionary

Entry Composition

1 咄咄 duōduō
  1. to cluck one's tongue
  2. tut-tut
2 怪事 guàishì
  1. strange thing
  2. curious occurrence