ITV Love Island fans have a theory about exes Gemma and Jacques after racy heartbeat challenge

Love Island fans were enthralled as they potentially saw relationships fall apart and others formed on Tuesday night's steamy episode. In the latest instalment of the ITV2 dating contest the Islanders were challenged to set pulses racing in the Heart Race challenge.

The boys and girls took it in turns to perform raunchy striptease dances for each other. Dressed in sexy costumes and connected to heart monitors, the aim was to find out who set heart rates soaring the most for each Islander.

Tasha Ghouri was in tears to find out that her partner in the TV villa Andrew Le Page had responded the most to fellow dancer Danica Taylor, who had revealed earlier in the day that she was interested in getting to know him. And Paige Thorne was upset to discover that her love interest Jacques O'Neill had the biggest reaction to his ex Gemma Owen.

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It was doubly awkward when Gemma's heart rate also raised the most in reponse to Jacques' performance for her, and the moment led fans to come up with a wild theory. Viewers are aware that dressage rider Gemma dated rugby player Jacques before Love Island but it had them pondering if there could be more to it.

@ollieollieGA tweeted: "Right #LoveIsland fans my theory on Gemma and Jacques - they were still together on the outside and decided to 'break up' for LI. They couple up with others and then steal the money if they win. OR towards the end they couple up and make it seem like they shouldnt have split up!"

@PeaksLfc tweeted: "Gemma and Jacques plan is to couple up and win money at the end I bet." And @aaaaa55331 mused: "So the result indicate that the strongest