The Killers made their grand debut.
This was probably the worst set-up in modern music history.
This song became an anthem for all the underdogs.
And Greenday burst back on the scene with this:
This became a favourite for all females.
Meanwhile Britney Spears was otherwise preoccupied.
Usher just wanted to let it Burn.
JoJo spoke for her fellow teens.
Snoop Dogg dropped it like it was hot.
Lindsay Lohan decided to grace us all with her musical presence.
Gwen Stefani wanted us to know she ain't no Hollaback Girl.
Anastacia didn't want to be Left Outside Alone.
Ashlee Simpson stepped out of her big sisters shadow.
Meanwhile Jessica was sticking to releasing covers.
Rise Against released 'Swing Life Away.'
And Usher was named number one for the year with his one syllable song title.
This post was created by a member of BuzzFeed Community, where anyone can post awesome lists and creations. Learn more or post your buzz!