Answer:
I am a rock group with four members all of whom died in plane crashes. Who am I?
I will disappear every time you say my name. What am I?
What is black when you buy it red when you use it and gray when you throw it away?
Draw fire or fill me; I'm still empty.
I am the only word that looks the same when spelled upside down.
I am your mother's brother's only brother in law. Who am I?