Sir Topham Hatt North Western Railway Dennis is a lazy diesel shunter. He has a twin named Norman. Dennis is considered to be a very lazy diesel who needs help from the others to do his work. Dennis will often create excuses to get out of work, but usually gets trouble, and always says sorry - he will always learn his lesson thanks to a conning but true question. Dennis is based on No. 11001, a prototype Bulleid diesel built at Ashford Works, England in 1949 and scrapped in 1959. He also…