I did go at the front of the stage to dance in front of JMJ once I saw other fans there. Only stayed a few minutes. Really enjoyed that! xxx

As for the description, definitely was not me.
I may do a review of the concert as slowly my head is coming together.

Jarregirl YouTube
Concerts attended:
Théâtre Marigny, Paris - 2007
Symphony Hall, Birmingham - 2008
RAH, London - 2008
Wembley Arena, London - 2009
NIA, Birmingham - 2009
POP Bercy, Paris - 2010
NIA, Birmingham - 2010
O2 Arena, London - 2010
Zénith Aréna, Lille - 2010
Port Hercule, Monaco - 2011
TUI Arena, Hannover - 2011
Festival International de Carthage - 2013
Barclaycard Arena, Birmingham - 2016