LOVE Island stars have been left fuming as the Heart Rate Challenge finally aired. The sexy segment, which has become an annual part of the show, saw the islanders' pulses race. 3 Love Island stars have been left fuming as the Heart Rate Challenge finally aired Credit: ITV 3 Nicole was left less than impressed as Ciaran's results were announced Credit: ITV 3 The sexy segment, which has become an annual part of the show, saw the islanders' pulses race Credit: ITV As the girls and the boys took turns with their raunchy routines for their co-stars, some have been left fuming.

Nicole was left less than impressed when the results reveal Ciaran Davies' heart raced the most for Grace's routine. But Nicole showed her dedication to her man, with the results revealing Ciaran turned her on the most. As the boys' results were read out, Nicole could be heard whispering: "F***ing course it was.

" She added: "I don't care, I actually don't care." Meanwhile, as Ronnie's heart rate was raised by Jess, Harriet rolled her eyes as Jess said how he was 'only human'. The episode ended with a shock twist as two brand new islanders were introduced to Love Island fans on screen.

Harriet read out a text which said: "Your heart rates weren't the only ones raised tonight. Most read in Love Island FAMILIAR FACE Postecoglou 'to name former Scottish Premiership manager as new Spurs No2' BIG MOVE Ally McCoist's son follows in dad's career footsteps as he joins ambitious club WANTED MAN Cyriel Dessers 'in adv.