Last Monday (August 24), Britney Spears performed the first out of three shows she will have at The Madison Squre Garden in New York City, NY with the Circus Tour.

Right at the first song, Circus, Britney surprised the fans wearing an all black outfit and then revealing the new costumes to the first part of the show. Actually, The outfit is new just to the first act of the tour, since she wore the same golden clothes at the very beggining of the tour in the I’m A Slave 4u performances, only in the very first shows.

Check 129 HQ pictures from the concert on Monday.

• Britney Spears Circus Tour in New York City – August 26 – Pictures
• Britney Spears Circus Tour adds Australia Dates and MORE U.S.A. Dates!
• Britney Spears Circus Tour in Ottawa, Canada – August 21 – HQ Pictures
• Britney Spears challenges fans to find her in New York City to win 2 front row seats to the tour
• Britney Spears Circus Tour – New York, Orlando, Atlanta – HQ Pictures