Big Jubilee Street Party viewers spotted an "issue" with Steps' performance at the end of the show.
The star-studded bash was broadcast on ITV and hosted by Jason Manford and Fleur East. The National Lottery's Big Jubilee Street Party was performed in front of an audience of 10,000 at the AO Arena in Manchester.
Fans were thrilled as acts such as Ella Henderson, Becky Hill and the Kaiser Chiefs took to the stage. Pop superstars Steps closed out the evening with a medley of their greatest hits.
