Bruno Mars was forced to leave the stage following a fire scare during a concert in .
One fan tweeted: 'Lols @ BrunoMars singing 'We burned the stage down in Glasgooooow' after pyrotechnic misfired and hit overhead lights.'
Concertgoers say the singer returned to the stage around seven minutes later, with one writing: 'Woop! @brunomars back on after about 7 mins off stage on safety grounds.'
Mars, 32, is set to perform in London later this week where he is due to play Barclaycard's British Summer Time Festival on July 14.
He is currently on his 24K Magic World Tour.Bruno's representatives have been approached for comment.