He says it in this weird cat voice - you can watch videos of other cats doing the same thing. Rook doesn't sound quite the same - when he says hello, it always lilts up at the end, like a question. Anyway, the first time he did it it was pretty creepy because it was in the dead of night and MAN, basically anything in the dead of night is super creepy. 

Hey guys! That's the last page of the Lucky Penny excerpt (courtesy of the kind folks at Oni Press). If you're curious, here are links to the whole thing: 

Page 8 of 9! The last page will go up on Thursday. Hope you've been enjoying it so far! This whole excerpt has appeared courtesy of Oni Press - thanks guys!