Answer:
I have joy in bringing two together, but darning my existence! My life hangs by a thread, filled with ups, downs and resistance!
A twiggy home
Watches students at the prom to make sure there's no funny business.
It weighs next to nothing but no one can hold it for long. What is it?
There is one in every corner and two in every room.
What language does a billboard speak?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?