get along with (someone)
To have a pleasant relationship with someone; to be friends with someone. I've always gotten along with Amanda—I think she's very nice.
get along with you
Be on your way; get going. An instruction to depart. Get along with you now, or you'll be late for school. How could you say something like that to me? Get along with you!
Get along with you!
Rur. to go on; to depart; to go and "take oneself along." (Only with you.) Get along with you, now. Get going! Get along with you, Sally!