Jam City has been a regular guest, first appearing on 1 June 2015 and most recently on 12 November 2020. Jam City has been played on NTS over 220 times, featured on 212 episodes and was first played on 4 November 2012.

Jack Latham is a UK electronic music producer and DJ who performs under the alias Jam City. He has been active since 2010 and records on the label Night Slugs. Jam City has now released four full length albums, 2012's Classical Curves, 2015's Dream a Garden, 2016's Trouble and 2020's Pillowland.