Joshua Wilson who was diagnosed with his first brain tumour age 3. Police in Falmouth have created a Gangnam Style dance video to generate money for Joshua. See SWNS story SWGANGNAM; Cops have joined the Gangnam Style craze – pulling off the smash hit dance moves while in FULL UNIFORM. Five officers stunned shoppers by emulating Korean pop star Psy’s hilarious cowboy-style routine in a busy town centre. Sergeant Gary Watts and four colleagues even persuaded locals in Falmouth, Cornwall, to join in as they filmed the arresting spectacle for a charity appeal. Gangnam Style has already been copied by legions of fans the world over, from prison inmates in the Philippines to Norfolk farmers, after it became the first ever video to notch up a BILLION hits on YouTube.