you're kidding (me)

you're kidding (me)

You cannot be serious; I don't believe it; this can't be true. A: "Did you hear that Sam got promoted to General Manager?" B: "You're kidding me! That guy couldn't manage his way out of a paper bag!" Oh, you're kidding! How can the traffic already be so backed up?
See also: kid

you’re ˈkidding

,

you must be ˈkidding

(spoken) used to show that you are very surprised at something that somebody has just said: ‘Did you hear about Christine? She won some money on the lottery.’ ‘You’re kidding! How much?’You’ve called the police? You’re kidding me!
See also: kid