Don’t you just hate people who wake up cheerful? Give me a Grumpy Birdanytime: When Bird woke up, he was grumpy. He was too grumpy to eat. He was too grumpy to play. In fact, he was too grumpy to fly.

Anyone can sympathize with a blue bird who wakes up on the wrong side of the nest. Bird, whose rounded head is outlined in a thick swath of ink, squeezes one eye shut while scowling with the other. He ...