[1] In 2012, Sayer co-wrote with Lewis and Shields The Play That Goes Wrong,[2] which premiered later that year at The Old Red Lion, Islington.
[5] In 2013, another Lewis, Sayer and Shields production, Peter Pan Goes Wrong, premiered at The Pleasance Theatre.
[10][11] In September 2019, the next Lewis, Sayer and Shields play, Groan Ups, premiered at Vaudeville Theatre, as part of a projected year-long residency at the theatre (later curtailed due to COVID-19 restrictions[12]),[13] with Sayer playing Simon.
[14] In 2016, a production of Peter Pan Goes Wrong was aired by BBC1, with Sayer playing Dennis.
[15] The following year, they aired A Christmas Carol Goes Wrong, with Sayer playing Dennis.