Answer:
I am a shower that lights up the sky
I have keys but no locks. I have space but no room. You can enter but can't go outside. What am I?
I am a rock group with four members all of whom died in plane crashes. Who am I?
I am the tool for inspiring many. Buy me in the store for not much more than a penny. Don't overuse me, or my usefulness will go. What am I?
What loses its head in the morning but gets it back at night?
What begins and has no end? What is the ending of all that begins?