BBC iPlayer - Episode Detail: Chuggington: Can't Catch Koko When Harrison breaks down, Koko volunteers to replace him on the night shift. 2009-12-09T00:11:18Z tag:feeds.bbc.co.uk,2008:/iplayer/feed/episode/b00dt2cm BBC http://www.bbc.co.uk Chuggington: Can't Catch Koko tag:feeds.bbc.co.uk,2008:PIPS:b00dt2cm 2009-11-06T11:43:58Z When Harrison breaks down, Koko volunteers to replace him on the night shift. <p> <a href="http://www.bbc.co.uk/iplayer/episode/b00dt2cm/Chuggington_Cant_Catch_Koko/"> <img src="http://node2.bbcimg.co.uk/iplayer/images/episode/b00dt2cm_150_84.jpg" alt="Chuggington: Can't Catch Koko" /> </a> </p> <p> Children's animation set in Chuggington, a place where trains don't need drivers. When Harrison breaks down, Koko volunteers to replace him on the night shift. </p>