After a blissful few weeks, Jean's love life comes to a halt. Stephen's management of Martin's new career as a voice-over artist is in full swing and he's secured him another job recording some sat nav voices. When he finds himself at a loose end during recording, Martin starts to kill time with an ad lib multi-character conversation. Little does Martin know he's being filmed on the studio security camera and the subsequent footage is about to change his life... (thetvdb.com)