## 623. Hot under the collar

## 624. Hot-button issue

## 625. Hotshot

## 626. How do you like them apples

## 627. Hunky-dory

## 628. I can't imagine

## 629. I don't have two nickels to rub together

## 630. I suck at something

## 631. I wasn't born yesterday

## 632. I'd give my right hand to

## 633. I'm losing it

## 634. Icing on the cake

## 635. Idle hands are the devil's tools

## 636. If I had a nickel for every time something happened

## 637. If worst comes to worst

## 638. If you can't stand the heat, get out of the kitchen

## 639. If you play your cards right

## 640. Ignorance is bliss

## 641. In a bind

## 642. In a jam