Be music to their ears - Idioms by The Free Dictionary
be music to (one's) ears (redirected from be music to their ears)
be music to (one's) ears
To be exciting or pleasant to hear. School being closed for a snow day was music to my kids' ears. After such a stressful day at work, news that my friends had to cancel our dinner was music to my ears.
be (like) ˌmusic to your ˈears (of information, etc.) be something that is pleasant to hear: The news that she’d finally left was like music to my ears. ♢ The bell at the end of the lesson is always music to my ears.