1music to your ears
something you're pleased to hear about
2change your tune
to change your opinion completely especially because you know it will bring you an advantage
3strike a chord
people approve of or agrees with sth / sth reminds you of sth else because it's similar
4play it by ear
to decide how to deal with a situation as it develops rather than acting according a plan made erlier
5know the score
to know all the important facts in a situation especially the unpleasant ones
6blow your own trumpet/toot your own horn
to tell people about your achievements especially in a way that makes you appear too proud of yourself
7face the music
to accept criticism or punishment for something you've done
8make a song and dance about something
to make something seem more important than it is so evryone notices it