get into

1.  Become involved in, as in He got into trouble by stealing cars, or I don't want to get into the long history of this problem. [Early 1700s]
2.  Put on clothes, as in Wait till I get into my suit. [Late 1600s]
3.  Take possession of one, cause to act differently or inappropriately, as in You're leaving it to the animal shelter? What has got into you? or I don't know what gets into you children. [Late 1800s]
4.  See be into. Also see subsequent entries beginning with get into.