she took a hiatus in 2012 and getting back to the studio in November, an album will drop most likely in mid-late 2013 with about 13-19 songs. Exept a new single from either May 2013- July 2013.
However Britney dropped a complitation album on June 18th titled,
"Oops I Did It Again!... The Best Of Britney Spears"
It has 2 unreleased tracks from 1997 and 2009
She will perform in October 2012 on tthe X-Factor
Britney Spears released the song 'Hold It Against Me' after '3'.
I Will Be There - Britney Spears Song - was created in 1999.
Get It - Britney Spears song - was created in 2003.
Womanizer from Circus
Out From Under - Britney Spears song - was created in 2008.
Boys - Britney Spears song - was created in 2001.
The song that features both Madonna and Britney Spears is called "Me Against the Music" by Britney Spears featuring Madonna
Britney Spears' song '3' was very popular in 2010.
If you are talking about the song toxic, the singer is Britney Spears I think...
Britney Spears.
Britney Spears
According to iamfan.com, Britney Spears' favorite song is Purple Rain by Prince.