Celtic hero Kieran Tierney singing the Ronny Deila song while playing Call of Duty is superb

Originally published at: Celtic hero Kieran Tierney singing the Ronny Deila song while playing Call of Duty is superb - 67 Hail Hail

Kieran Tierney loves Celtic – we all know that. It appears he still loves former boss Ronny Deila too. The Arsenal star appeared on Motherwell defender Declan Gallagher’s Twitch stream this week, playing the popular game Call of Duty: Warzone with his Scotland international teammate. Midway through the action (52:28), while waiting on the latest…