Oops! I Did It Again: The Best of Britney Spears Oops! I Did It Again: The Best of Britney Spears Oops! I Did It Again: The Best of Britney Spears (stylized in lowercase) is a compilation album by American singer Britney Spears. It was released on June 15, 2012 through Camden. The album contains some early singles but is considerably filled with album and bonus tracks from her studio albums "...Baby One More Time" (1999), "Oops!... I Did It Again" (2000), "Britney" (2001), "In the Zone" (2003) and "Circus" (2008). The album contains no tracks from "Blackout" (2007) nor "Femme Fatale" (2011). Its issuance with no official press release or
Britney Spears Britain" that she had extended her contract with The AXIS and Planet Hollywood Resort & Casino, to continue Britney: Piece of Me for two additional years. In March 2015, it was confirmed by "People" magazine that Spears would release a new single, "Pretty Girls", with Iggy Azalea, on May 4, 2015. The song debuted and peaked at number 29 on the "Billboard" Hot 100 and charted moderately in international territories. Spears and Azalea performed the track live at the 2015 Billboard Music Awards from The AXIS, the home of Spears's residency, to positive critical response. "Entertainment Weekly" praised the performance,