Answer:
Six letters do my name compound; among the aged oft I'm found; The shepherd also by the brook hears me when Leaning on his crook; but in the middle me divide and take the half on either side each backward read a liquor tell ev'ry gay toper knows it well.
What kind of band never plays music?
What can be as big as an elephant but weighs nothing?
I am a portal to another world which you cannot enter. Only you can see me but I can't see you.
I have 24 keys but cannot open any locks. Sometimes loud, sometimes soft. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?