who's (someone) when (he's/she's/they&

who's (someone) when (he's/she's/they're) at home

humorous Who is that person? Primarily heard in UK. Robert De Niro? Who's he when he's at home? I've never heard of that actress before, who's she when she's at home?

Common Names:

Name	Pronounced	Usage
Domingo	do-MEENG-go	Spanish
Claudia	KLAW-dee-ə (English), KLOW-dee-ah (German, Dutch), KLOW-dyah (Italian, Spanish, Romanian)	English, German, Dutch, Italian, Spanish, Romanian, Biblical, Ancient Roman
Lilita	-	Latvian
Serhiy	-	Ukrainian
Esperanta	e-spe-RAHN-tah	Esperanto
Davidu	-	Old Church Slavic