hit it off with
hit it off
To form an immediate, positive connection with someone. I just knew you and Haley would hit it off—you two have so much in common. I'm so glad that you hit it off with my father. He isn't always the easiest person to get to know.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
hit it off withfeel a liking for; be friendly with. informal
Farlex Partner Idioms Dictionary © Farlex 2017