Martin joked that he needed to “do some basic security checks” when a fan tried to propose at his show in London.

Coldplay helped a fan with a proposal during their concert at London’s Wembley Stadium on Aug. 22, but frontman Chris Martin had a few questions first. A video shows Martin joking around with the fan before honoring his request.

Like the rest of the world, Chris Martin isn't done joking about Coldplay's viral Jumbotron moment. And this time, it was during a fan's proposal at the band's Friday, August 22 show in London.