User blog comment:Black Leg Sanji/Lmao!!! Poor Franky/@comment-1595565-20100821051125

Well, he was able to grow after he rebilt himself from the metal on Scrap Island, that means his skin had to grow too. So, it should grow back eventually, unless all the cells were cauterized by the explosion. I think it will. He wouldn't be as fun with a deformed face like that.