All the pictures are taken from http://www.sxc.hu/, except the followings.
Lady Gaga in Red by qthomasbower, available under Creative Commons Attribution-ShareAlike 2.0 Generic (CC BY-SA 2.0)
Pajamas photo by dancing_triss, available under Creative Commons Attribution 2.0 Generic (CC BY 2.0)
Yahoo in 2001 by gaku, available under Creative Commons Attribution 2.0 Generic (CC BY 2.0)
Bulgogi! by kalleboo, available under Creative Commons Attribution 2.0 Generic (CC BY 2.0)
Bibimbap by abex, available under Creative Commons Attribution-ShareAlike 2.0 Generic (CC BY-SA 2.0)
Kimchi 김치 by Nagyman, available under Creative Commons Attribution-ShareAlike 2.0 Generic (CC BY-SA 2.0)
My Cup is Empty by Richard Elzey, available under Creative Commons Attribution 2.0 Generic (CC BY 2.0)
Chanson Française à St Aubin by Grégory Tonon, available under Creative Commons Attribution-ShareAlike 2.0 Generic (CC BY-SA 2.0)
Taekwondo Champion by The U.S. Army, available under Creative Commons Attribution 2.0 Generic (CC BY 2.0)