Nathan Aspinall can expect to hear from the Darts Regulation Authority [DRA] in the near future.That’s because he dropped an F-bomb during his 5-2 defeat to Gerwyn Price in the World Grand Prix of Darts semi-final.Price booked his place in the final with a convincing win over AspinallGettyA frustrated Aspinall shouted ‘f*** off’ as he missed the treble 19 bed twice in a row.The remark was picked up by the microphones, with the Sky Sports commentators forced to apologise for the language.Under Rule 3.14 of the DRA Rule Book, players are prohibited from using or ‘mouthing’ offensive language during match play.The Asp missed out on a chance to make his first major final for three years.Meanwhile, Price sets up a final with world number two Luke Humphries on Sunday night.Price’s verdictThe Welshman revealed that he had given some friendly advice to Aspinall backstage at the Mattioli Arena in Leicester.Aspinall was getting agitated by the crowd during their semi-final, but Price felt they were more on his mate’s side.“I think it was a bit of a poor game, up and down,” Price told Sky Sports on stage post-match.“Nathan was complaining about the crowd, but they were on his side!“I’m 3-0 up and I go back and said to him: ‘They’re on your side bud, stop performing on the board and just play darts’.”View Tweet: https://x.com/hashtag/PDC?src=hash&ref_src=twsrc%5EtfwHe added: “I was a upset with him a little bit. I said: ‘They’re on your side bud, I’m up against it’.“As good as the crowd is for me, they were all for him.“He’s performing a little bit on stage.“I’m good friends with Nathan, but sometimes you’ve got to let your darts go.” Price went on to admit that his frustration around Aspinall and the crowd ended up impacting his performance.“It did [affect my game],” The Iceman said. “I’m frustrated 90 per cent of that game and it’s not good.Price faces Humphries in Sunday’s final in LeicesterGetty“I’m glad to come through the game. I’m great friends with Nathan, but take it on the chin sometimes when you’re losing.“In patches I’m playing well enough [to win]. It’s a bit frustrating in patches. I need to improve.”