Britney Spears concert tours throughout the years

...Baby one more time concert tour

Jun 28, 1999

The tour ended April 20, 2000. The opening act was LFO.

Oops I did it again concert tour

Jun 20, 2000

The tour ended January 20, 2001. The opening act was BBMak.

Dream within a Dream tour

Nov 1, 2001

The tour ended July 28, 2002. The open act was O-Town.

The Onyx Hotel Tour

Mar 2, 2004

The tour ended June 6, 2004. The opening act was Kelis.

Circus tour

Mar 3, 2009

The tour ended November 29, 2009. The opening act was Jordin Sparks.

Femme Fatale tour

Aug 11, 2011

The tour ends December 10, 2011. The opening act was Nicki Minaj