Then faster than we can say 'purple', she changed her hair colour yet again. Clearly feeling blue, Jessie posted a snap of herself sunbathing by the pool sporting brand new electric blue hair.

Jessie J's bob is back, baby. On Sept. 20, the singer-songwriter showed off a revamped version of her iconic blunt bob, featuring a well-timed autumnal twist. The new chin-length haircut ...