The Manics appeared on James Corden's talk show on Thursday (May 30)
The band played their 1996 album live in the studio last week 'for a laugh'
Manic Street Preachers member vanished on this day in 1995
Film will receive limited cinema run before DVD release in February
Sean Read says he's not sure when he'll be able to return home
Bassist says it's 'demoralising' because bands know they won't get Christmas Number 1 without TV tie-in
Band performed 1994 album in full
Band will also bring full album show to Edinburgh, Wolverhampton and Southampton in 2015
The band are due to play their 1994 album in full next week