get on someone's good side
Win someone's approval or support, as in Kate offered to walk the dog in order to get on her aunt's good side. [c. 1930] Also see in good with.
Words nearby get on someone's good side
get off someone's back,
get off the dime,
get off the ground,
get off the hook,
get on,
get on someone's good side,
get on someone's nerves,
get on the bandwagon,
get on the stick,
get on with it,
get one down