Harrison cites his inability to speak French during the years he spent in France as an important influence on his creativity: "At the time I found it quite difficult being so out of the loop, but looking back, it was the best thing that ever happened to me.

The current line-up includes Harrison (lead vocals, keyboards, guitar), William Rees (guitar, vocals), Jack Flanagan (bass), Kapil Trivedi (drums), and Henry Harrison (lyrics) Henry was a full-time member until moving to a background role during the recording of the band's second album, "Twenty One".

Mystery Jets has released five studio albums, Making Dens (2006), Twenty One (2008), Serotonin (2010), Radlands (2012) and Curve of the Earth (2016).

Harrison's personal life has affected the band's sound a lot; he has cited his turbulent relationship with his first girlfriend as the inspiration behind songs such as "Flakes" and "Behind the Bunhouse" on the album Twenty One.

[4] In September 2019 the band were forced to postpone the imminent release of their new album and their tour, when Harrison was again hospitalised.