You've got to be kidding

Meaning/Usage: This is used when a true statement is ridiculous.

Explanation: "Kidding" is the same as joking. When a person hears something that is true, but it is not expected, the person will use this idiom to express that the statement is ridiculous.

A: "Hey Jared. Mom told me to tell you that you shouldn't stay out too late."
B: "You've got to be kidding me. I'm 30 years old."

A: "Patrick won the school election by two votes."
B: "He's not that popular how did this happen?"
A: "Nobody voted because they expected Jason to win."
B: "You've got to be kidding me."

Other Common Sentences

"I really hope you're wrong."
"Please tell me it ain't so."