"I Wanna Go" is the 3rd single!

It's OFFICIAL! Britney Spears posted on Twitter saying that the "fan favourite" I Wanna Go will be the 3rd single from her seventh studio album Femme Fatale.

"So excited 2 announce that the fan favorite #IWannaGo is my next single from Femme Fatale! Shhh, it's my fav too! http://bit.ly/kfDKfq -Brit"