Patrick Roberts admitted he had to persuade Manchester City chiefs to allow him to return to to Celtic.
The winger was desperate to sign on again at Parkhead after playing a vital part for Brendan Rodgers' "Invincibles" last term as they completed a remarkable undefeated domestic campaign.
He has now sealed a one-year loan with the Scottish champions, but only after convincing City boss Pep Guardiola that Glasgow was the best place for him to develop his skills.
The Spaniard was reluctant to allow his talented 20-year-old -- who had been linked with moves to Premier League club Southampton and French side Nice -- to spend another 12 months north of the border.