I'll be glad to see the ... of him.
I'll be glad to see the back of him.
Bite off more than you can ....
Bite off more than you can chew.
It's a ... in disguise.
It's a blessing in disguise.
Cross that ... when you come to it.
Cross that bridge when you come to it.
Burn the ... oil.
Burn the midnight oil.
It's a ... of cake.
It's a piece of cake.
Every cloud has a ... lining.
Every cloud has a silver lining.
Sit on the ....
Sit on the fence.
Feeling ... the weather.
Feeling under the weather.
It's the ... of both worlds.
It's the best of both worlds.
... your tongue.
Bite your tongue.
Once in a ... moon.
Once in a blue moon.
Kill ... birds with one stone.
Kill two birds with one stone.
