sing a different tune

US /sɪŋ ə ˈdɪf.rənt tuːn/
UK /sɪŋ ə ˈdɪf.rənt tuːn/
"sing a different tune" picture
1.

cambiare musica, cambiare idea

to change one's opinion or attitude, especially to one that is more agreeable or favorable, often due to a change in circumstances

:
After he lost his job, he started to sing a different tune about the importance of saving money.
Dopo aver perso il lavoro, ha iniziato a cambiare musica sull'importanza di risparmiare denaro.
The company was arrogant, but after losing a major client, they quickly started to sing a different tune.
L'azienda era arrogante, ma dopo aver perso un cliente importante, ha rapidamente iniziato a cambiare musica.