A very talented musician and songwriter who is the lead singer and guitarist for Green Day. He also doesnt give a damn what you, ur grandma or ur imaginary friend thinks becuase if you dont like the music that helps him know in the future how many records they will be selling. if you love it he will probobly be the sweetest guy on the planet to you as long as you dont piss him off hehe.
poser girl: Billie Joe Armstrong is so hot!! AHH! ::DROOLS AND SQUEALS:
me: you fag you dont even know what band he plays in!
poser: YES I DO! its um...purple...day?
me: friggin teeny bopper! ::shoots teeny bopper::