my chemical romance or greenday?

questions about greenday and my chemical romance :)

1 who is the lead singer of GreenDay?
2 which of these 3 songs is sung by My Chemical Romance?
3 Who sung the song " this is how i disappear" ?
4 what band do u prefer?
5 who's album was called " 21st century breakdown "
6 what band sung the song "Basketcase"
7 which one of the 2 bands has 5 members in it?
8 ok which one has 3 members in then?