Department about Avril Lavigne´s "Black Star" (the song) Films, music, TV

Tia
Tia
Casual

Hi Everyone!
I have to write a Department about my favourite song. ANd my favourite Song is Black star from Avril lavigne. Has anybody Idaes what I can write?
Quick answer would be cool, I need it till monday in 2 weeks!
Thanks
Tia
I don´t wan´t the whole Department from you- just help because I´ve got no Ideas! 001_unsure