Article continues below advertisementColdplay's Chris Martin has found humor in accidentally exposing an affair between former Astronomer CEO Andy Byron and his colleague Kristin Cabot.During Coldplay's concert at Camp Randall Stadium in Madison, Wis., on Saturday, July 19, Martin warned the audience that the kiss cam would be making its rounds to concertgoers for the Jumbotron.Article continues below advertisementSource: @coldplayxtra/XThe couple's affair was exposed on Wednesday, July 16.