It's anybody's guess

No one knows, so anyone's guess is as good as anyone else's. A: When will the messenger be here? B: It's anybody's guess.

Name	Pronounced	Usage
Currie	['kʌri]
Rafa'el	-	Biblical Hebrew
Luciano	loo-CHAH-no (Italian), loo-THYAH-no (Spanish), loo-SYAH-no (Latin American Spanish)	Italian, Spanish, Portuguese
Stasya	-	Russian
AustĖJa	-	Lithuanian, Baltic Mythology
Lugus	-	Celtic Mythology