Do you think it would be weird without his green hair?
I think so.
He's has had his green for so long
Like"JACK, DONT LET GO!!"
"DONT LET GO!!"*lets go of his green hair*
*now his hair is back to his normal color*"NOOOOOOOOOOO OHH THE AGONY!!"
But at the same time he might look great without it XD