change your tune

Meaning

1. to express a different opinion or behave in a different way when your situation changes

   Wait until it happens to him — he'll soon change his tune.

From the same entry

• change hands
• change horses in midstream
• change your mind
• change your ways
• chop and change
• a leopard cannot change its spots
• change places
• change around
• change back
• change back
• change back
• change down