GettyJamie SpencerChelsea confirm signing of wonderkid striker Marc Guiu from BarcelonaM. GuiuChelseaPremier LeagueBarcelonaLaLigaTransfersChelsea have unveiled 18-year-old striker Marc Guiu following completion of his transfer from Barcelona.Article continues belowArticle continues belowArticle continues belowArticle continues belowGuiu completes Chelsea transferYoungster signs long-term contractContinuation of recent strategy