speak of the devil (expression used when a person mentioned in the current conversation happens to arrive)
Korece호랑이도 제 말 하면 온다 /ɸʷo̞ɾa̠ŋido̞ t͡ɕe̞ ma̠ɭ ha̠mjʌ̹n o̞nda̠/
speak of the devil (speak of the devil and he shall appear) · are your ears burning? · on cue
köken: From 호랑(虎狼)이 (horang'i, “tiger”) + -도 (-do) + 제 (je, “he, she”) + 말 (mal, “word, speech”) + 하면 (hamyeon, “to do”) + 온다 (onda, “come, arrive”), literally "the tiger comes when he is spoken about".