What is the coolest letter in the alphabet?

What does a man do only once in his lifetime, but women do once a year after they are 29?

How can you tell a raw egg from a hard-boiled egg?

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?

Why blonde cannot dial 911?

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

What has one eye, but can’t see?

On the dull night when the blonde was dozing, she heard an odd clamour and she saw that there was a bizarre man with a gun simply outside her home. So she raced to the telephone to call the police, however, she can't dial 911. Why?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?