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
Enyo	-	Greek Mythology
Mare	MAH-re (Croatian)	Estonian, Slovene, Macedonian, Croatian
EnİSe	-	Turkish
Els	ELS	Dutch
Fredrika	fred-REE-kah (Swedish), FRED-ree-kah (Finnish)	Swedish, Finnish
Elizabeta	el-eez-ah-BET-ah (Croatian)	Slovene, Croatian