I was at the book store reading the eighth volume of Black Bird, when I stumbled upon this page in the bonus section.
CLICK THE LINK TO SEE~
BWAHAHAHAAA~ They're performing their debut single "A.YA.KA.SHI" at N・K Hall with the Juniors!
The mangaka made an apology to Arashi fans *grins*
To the moderator, I think I tagged this correctly?