In American English, we have a lot of idioms that use body parts.

Find your feet.

It seems pretty easy to find your feet, their old lives right there.

How is that karaoke training program going?

It's a lot more work than I thought it be.

These people are intense.

We'll give yourself some time.

It's just the first week you'll find your feet soon.

It be great if I could find my feet and buying more hours in a day to practice.

Singing to find your feet means to begin feeling at ease and confident in a new situation.

People may use this expression if they've just started a job study program or if they've moved somewhere new, and that's English in a minute.