Sowerbutt's Title

Years earlier, the Coach had encouraged Sowerbutt to take up boxing professionally. "You've got a killer punch and you move like a cat. Never seen anyone of your size as agile as you are. The fatal feline, I can see the title on the posters."
http://www.amazon.co.uk/Colour-Camouflage-Hitlers-Super-Spy-ebook/dp/B00HT48BN8