He throws his friend a bone.

He is throwing me a bone by giving me extra time to complete the project.

I have thrown someone a bone by giving them a small task to do.

He threw me a bone when I was feeling down.

The unexpected turn of events changes someone's tune.

After hearing the evidence, the jury changed their tune and found the defendant guilty.

He used to hate classical music, but after attending a concert, he changed his tune and now he loves it.

She is changing her tune about the new policy.

I need to refresh someone's memory about the meeting tomorrow.

Her kind gesture warms everyone's heart.