Mark and Lauren are waiting to surprise a train fan on The Dengineers but they almost get caught! Watch The Degingeers Saturdays at 8.25am on the CBBC .\r<br>\r<br>Mark Wright and Lauren Layfield from The Dengineers are shown an episode of their own show for the very first time on CBBCs WHOOPS I MISSED THE BUS.\r<br>\r<br>\r<br>\r<br>Mark Wright from The Dengineers puts himself in the splatting line but will he get a face full of gunge? Or will it be Lauren? Watch Dick and Dom play SPLATLL .
