Thousands of fans have descended on a packed Westfield Stratford City tonight to see Rihanna switch on the Christmas lights.

The RnB superstar is expected meet a few of her 15,000 devotees after heralding the start of the festive season at the shopping centre.

She performed the track Diamonds, a track from her new album ‘Unapologetic’, on a stage set up in Westfield’s Cherry Park area and visitors were also greeted by a display of pyrotechnics and lasers.The display could be seen - and heard - loud and clear across Stratford.

It is the second successive year the centre management has secured a global superstar to usher in the festive season. Justin Bieber jetted in last year to switch on the lights.

Rihanna was reportedly paid around �5million to perform the role this year.