How Well Do You Know They Might Be Giants?

TMBG is an awesome band and you should know about it! If you've never heard of this band, Youtube "Wicked Little Critta TMBG" right now!!!

1 What really ticks off Mr. Horrible?
2 What is a constellation?
3 Who would win if Traingle Man and Person Man had a fight?
4 Why should we stick together?
5 What did he get hit by?
6 If they say "no", what does it mean?
7 Where did he get the inspiration to write the third song?