(one) can't believe (one's) ears(redirected from they can't believe their ears)
(one) can't believe (one's) ears
One is shocked by what one has heard. I can't believe my ears! You're not playing with me, right? I really got the job?
not believe one's ears
Fig. not believe the news that one has heard. I couldn't believe my ears when Mary said I won the first prize.