Name this song please

its an instrumental in the intro of this vid i forgot what it is called now i am on a mission to find it… plz help
INTRO SONG
http://www.youtube.com/watch?v=jrgGw1QYkIg
Answer #1
Beyoncé – Countdown
Album: 4
Released: June 28, 2011
So, how did I know this?
midomi.com
Answer #2
nice thnx