A “Ruby” is a song by English rock band Kaiser Chiefs and is the lead track on their second album, “Yours Truly, Angry Mob”. It was released as the lead single from that album in the United Kingdom. The song has sold 375,000 copies in the UK as stated by the Official UK Charts Company. Ruby also was voted #13 in the Triple J Hot 100 in 2007, beaten by acts such as Muse, Foo Fighters and Kings of Leon. 48 days to London..