What's got into?

What's got(ten) into someone?

What is bothering someone?; What caused someone to act that way? (Past or perfect only. The has is contracted except for emphasis.) I just don't know what's gotten into her. I don't know what got into me.

Common Names:

Name	Pronounced	Usage
Dorina (2)	-	Hungarian
Ibrahima	-	Western African
Beatrise	-	Latvian
Gaja (2)	GIE-ah	Esperanto
Seyyed	-	Persian
Othniel	AWTH-nee-əl (English)	Biblical