Let your hair down
Finally, after a week of hard work and stress, she decided to let her hair down and have a fun night out with her friends.
He was going to propose, but he got cold feet at the last moment.
We had a heart-to-heart talk about our relationship and cleared up misunderstandings.
Keep an eye out
Could you keep an eye out for any updates on the project?
Play it by ear
We don't have a strict schedule for the day, let's just play it by ear and see what we feel like doing.