The Little Demon produced disc containing eighteen of the TV Series songs ranging from 2004 to 2011 was originally deemed for a March 26th availability.
Instead, it will come out not long after during the early start of April. The reveal was broken to the public via play.com and hmv.com.
The CD is the British equivalent to the American All Star Tracks item. It was previously available as a downloadable album.
Day of the Diesels and More! hits UK CD shelves at the later date of April 2nd 2012.
PRE-ORDER THE 'DAY OF THE DIESELS AND MORE!' CD
Thanks to SI3DFilms for the alert.