别跟我开玩笑是 Don't pull me leg、还是Don't pull my leg.

Don't pull my leg
有个笑话
德国学生对美国学生说：you are so beautiful，人家说Don't pull my leg
结果德国学生书i don't pull your leg, i am just looking at it

pull one's leg 同某人开玩笑，开某人的玩笑
Don't pull me leg. 别跟我开玩笑。

例句：
At first I really believed that his elder brother was a football star and
would help us in our training. But later I realized that he was pulling my leg.
开始我真以为他哥哥是个足球明星，要帮我们训练，后来才知道他是骗我的。

When he said that he would invite the whole class to his birthday party, we
wondered whether he waspulling our leg.
当他说要请全班同学参加他的生日宴会，我们想他大概是在开玩笑吧。

经典笑话
德国男生对美国女生说：You are so beautiful.
美国女生说：Don't pull my leg.
德国男生说： I don't pull your leg, I am just looking at it.

是Don't pull my leg
me 是名词放在 leg 前没有任何意义
Don't pull me leg是错了
网上的帖子不要乱看，有很多错！

Don't pull my leg.
You are pulling my leg.你在跟我开玩笑.