Here you go guys, in honour of Pavarotti, a set of Italian idioms that include the verb cantare - to sing. C4N!
Canta che ti passa.
Sing the blues away, whistle while you work.
cantarla ai sordi
to talk to a brick wall
lasciar cantare qualcuno
to disregard someone's criticisms and complaints, to let someone rant and rave
to rejoice in an achievement
to speak one's mind, to spell something out