Britney Spears' 'Femme Fatale' Tour Rehearsal Footage Surfaces

Britney Spears is getting ready for her upcoming summer tour to support her latest studio album "Femme Fatale". In a footage taken by Just Jared from her rehearsal session, the pop singer, baring her toned tummy in blue top, is seen practicing her moves for her song "How I Roll" with several dancers. 

She is going to start the tour on June 16 at Power Balance Pavilion in Sacramento, CA and run it until August 13. The last tour stop will be a live concert at Air Canada Centre in Toronto, ON. Tickets for some selected dates will be made available for purchase starting April 30. 

She will have Nicki Minaj as her special guest. "I'm thrilled to have the hot Nicki Minaj join me and Jessie and the Toy Boys and Nervo will get everyone on the dance floor," the pop singer said in a press release. "Can't wait to take the Femme Fatales on the road."