go over to something phrasal verb ( see also ↑ go )
1 . to change to a different place or person for the next part of a television or radio programme:
We’re going over to the White House for an important announcement.
2 . to change to a different way of doing things:
They went over to a computerized records system.
3 . to change to a different political party or religion:
the Labour MP who went over to the Conservatives last year