ESC 2015 IN VIENNA - DAY 1: ARMENIA BRINGS BACK THE APRICOT TREE

Well, it's actually the genelogical tree I guess. Apparently quite a simple performance where the singers are separated, then united and then spread across the world - highlighted by the world map in the floor where they end up standing in different parts of the world, where they come from obviously. They don't do much but there are pyros, wind machines, smoke and clever camera shots that make