1. A chip on your shoulder
2. High as a kite
3. Sick as a dog
4. Rub someone the wrong way
5. Rocket science
6. Pay the piper
7. Jump the gun
8. Raining cats and dogs
9. As hungry as a wolf
10. To have long teeth
11. Whistling in the dark
12. Break a leg
13. Being in the spotlight
14. Break the ice
15. It's raining old women with clubs
16. Changing your tune

A hot potatoSpeak of an issue (mostly current) which many people are talking about and which is usually disputedA penny for your thoughtsA way of asking what someone is thinkingActions speak louder than wordsPeople's intentions can be judged better by what they do than what they say.Add insult to injuryTo further a loss with mockery or indignity; to worsen an unfavorable situation.An arm and a legVery expensive or costly. A large amount of money.At the drop of a hatMeaning: without any hesitation; instantly.Back to the drawing boardWhen an attempt fails and it's time to start all over.Ball is in your courtIt is up to you to make the next decision or stepBarking up the wrong treeLooking in the wrong place. Accusing the wrong personBe glad to see the back ofBe happy when a person leaves.Beat around the bushAvoiding the main topic. Not speaking directly about the issue.Best of both worldsMeaning: All the advantages.Best thing since sliced bread