Ring a bell
I can't put my finger on it, but it definitely rings a bell.
I was so touched by the movie that I started getting goose bumps all over my arms.
I had a tough day today. I'm totally beat.
On the dot
I don't want to be waiting for you, so you'd better be there at three o'clock on the dot.
Don't nuke an egg. It will explode in the microwave.
Out of this world
The movie totally blew me away. It was really out of this world.
Over one's head
Don't bother explaining it to him. It's way over his head.
Play it by ear
I'll have to play it by ear because I don't know how long they want me to work.
Sleep on it
I've been thinking about this problem for two hours. I think I will sleep on it. It might come to me in the morning.