Daily Download... Los Campesinos! - When Christmas Comes (John Lewis Version) Posted by Fred Bambridge on December 17, 2014 Get link Facebook X Pinterest Email Other Apps Today we've got a stripped back strings version of Los Campesinos! recent Christmas single "When Christmas Comes", as heard on recent John Lewis commercials. Violin courtesy of Katy Rowe of The Mavron Quartet, produced by Tom Campesinos!