Board Thread:Questions and Answers/@comment-97.122.109.24-20150622180640/@comment-5811199-20150710085746

92.236.43.205 wrote: Didn't he have a firework go off in his hand? I believe it was an airsoft-style grenade, and it shouldn't have done as much as lose a hand - probably a bit of a burn/scratches.

I assume that since Lewis and the Yogscast are being all trivial and laughing the matter off is simply telling us to not worry - that he's definitely fine, and probably that the matter is private.