Yeah, I spotted that the first time I viewed it, but I didn't think anything of it, just attributed it to me seeing things, until I saw it being pointed out on different legacy, & then going back to look myself. Still amazes me that little slip-ups like that make it into finished movies. You'd think somebody would catch it.
And H4's mask is pretty bad, but it doesn't bother me as much as it used to, & it's still not worse than H5's mask. I don't know what the fuck they were thinking when they decided to use that piece of shit mask.