As is probably fitting for the subject matter, both of my cats have a proper cameo in this video. I say proper because we all know they've made unofficial cameos in the past. :)
If you finish this video and want to read even more analysis of the book, I highly recommend checking out Shredded Cheddar's read along discussion from October 2012. I contributed via the comments and it was one of the most enjoyable "book club" discussions I've ever had.