What does this rebus mean?

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Can you spot the man between the coffee bean in the picture below ?

Why Wine Glass Stem is so long?

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

Spot the cat in the picture below

Through your logical capabilities, can you make 7 an even?

I never was there, I am always to be.
You have never ever seen me, not ever you will.
Yet I am the confidence of everyone.

Who Am I?

Find the number of squares in the below picture

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?