pull someone's leg
tr. to kid someone; to tease someone.They're just pulling your leg. Relax!Stop it! I don't believe you! You're pulling my leg.
rib
1.
n. a joke; an act of teasing.
I didn't mean any harm. It was just a little rib.That's a great rib, Sam!
2.
tr. to tease someone.
Please don't rib me any more tonight. I've had it.Let's go rib Jennifer.
shuck
tr. & in. to kid someone; to tease someone.Cool it! I'm just shucking.Stop shucking me!