I got a 100% on my math test. It was a piece of cake.
Piece of cake
Don't beat around the bush. Just tell me why you can't come to my birthday party Friday.
beat around the bush
I asked my brother if he wanted the Buccaneers or the Patriots to win the game and he said he was on the fence.
On the fence
Casey cut corners on her math homework so she could watch TV, and ended up getting some of the answers wrong.
cut corners
My friend Mike said he drove a Ferrari over the weekend but he likes to exaggerate things. I have to take what he says with a grain of salt.
with a grain of salt
Rian was on cloud nine after seeing a great white shark and a tiger shark in one day.
on cloud nine
I was supposed to dance in front of the whole school for the talent show but I got cold feet so I stayed home that day.
Got cold feet
No, the cafeteria isn't actually giving away free ice cream. I was just pulling your leg!
pulling your leg
I like going to Disney World but it costs an arm and a leg so I can only go once in a while.
an arm and a leg
My brother had to miss his band concert because he was feeling a bit under the weather.
under the weather