The first concert was yesterday in portugal. i read mixed reviews, but people mostly seem OK with Axel's voice.
But one other thing : his leg is immobilised so he is singing... sitting.... wonderful.
Some videos from last night :
https://www.youtube.com/watch?v=Kfrj1z7q3YI
https://www.youtube.com/watch?v=ihwxVXSxgK8