Meaning: be very irritable and grouchy. Be in a bad or grumpy mood

Example Sentences:
1.- You seem to be in a very bad temper today. Did you get out on the wrong side of the bed?
2.- His behavior with everyone is very bad today, it seems he got up on the wrong side of the bed!

Meaning: to not show any shock or surprise.

Example: When the Court pronounced the prisoner guilty of murder, the accused stood there without batting an eyelid.

Meaning: do something because it is fashionable or profitable, join a cause or movement.

Example: Media is playing an important role in creating awareness on the issue and more and more people are getting on the bandwagon to denounce social evils like drinking and smoking.

Meaning: do all in one’s power (usually to achieve something or accommodate somebody). Make every effort to do something, especially to help someone

Example Sentences:
1.- Banks are bending over backwards to provide facilities to the depositors.
2.- They held him in high regard and were prepared to bend over backwards to help him accomplish anything.