Humphries swears on live TV just moments after missing out on darts win and £120,000 prize money
The world No 1 was beaten 11-10 by Gian van Veen in Dortmund on Sunday night
The world No 1 was beaten 11-10 by Gian van Veen in Dortmund on Sunday night
The Nuke won the World Grand Prix earlier this month
The 18-year-old has posted a cheeky message on social media