matthew whelan , 35 , from birmingham has spent £ 40,000 on tattoos .
he changed his name to king of inkland king body art the extreme ink-ite .
says prejudice about body modification has stopped him finding work .
plans to start his own business but worries he wo n't be taken seriously .
spends his time campaigning for his local liberal democrat mp .
mr body art appears on 2,000 tattoos , 40 piercings and a pickled ear , tonight at 10 pm on channel 5 .