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
Yeho'ash	-	Biblical Hebrew
Iolana	-	Hawaiian
Peggy	['pegi]
Solis	['səulis]
Ingmar	ING-mahr	Swedish
Crane	[krein]