She's got so many tracks to choose from - so what did fans get to hear from Britney Spears' Piece Of Me tour when it came to Blackpool?
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Break the Ice / Piece of Me
...Baby One More Time / Oops!... I Did It Again
If I'm Dancing
Me Against the Music
Clumsy / Change Your Mind (No Seas Cortes)
Scream & Shout (will.i.am song)
Do You Wanna Come Over?
Work It / Get Ur Freak On / WTF (Where They From)
Get Naked (I Got a Plan)
I'm a Slave 4 U
If U Seek Amy
Breathe on Me
Stronger / (You Drive Me) Crazy
Encore: Till the World Ends