Answer:
Keep doing me to avoid lens dryness
I am a rock group that has 4 members, all of whom are dead, one of which was assassinated. What am I?
I have a head but never weeps. I have a bed but never sleeps. I can run but never walks. I have a bank but no money. What am I?
I hold two people together but touch only one. What am I?
2 in a corner 1 in a room 0 in a house but 1 in a shelter.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.