Those attending Hull's Coldplay concerts should pucker up at their own risk as the band's kiss-cam returns. It comes after a viral moment at one of the band's recent concerts exposed two employees from US tech firm Astronomer in an embrace before ducking off out of frame.

A fan cam exposed a cheating couple at a Coldplay concert earlier in July. MPR News investigates which local venues deploy similar efforts at audience engagement and how to maintain your privacy.