What does T_RN mean?

“Torn without you”. As though to expressing longing for a loved one.

What does III I over 2 circles mean?

The answer to this puzzle is circle under the eyes. II hints at eye. OO refer to the circles. The placement is so that the words are under the II are circles. Thus the answer is circle under the eyes.

What goes in the water black and comes out red?

A Lobster is one which goes black in water and comes out red.