During which month do people sleep the least?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

I am quite hot but become too cold if you remove the first two letters. What am I?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Can you count the number of lines in the below picture?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.