Here's a collection of messages from the heart…and from Patrick McDonnell, creator of “Mutts.” Use this postage to send your heartfelt sentiments about peace and love for all animals, about the importance of adopting an animal companion (and keeping pets for a lifetime), and a gentle reminder about the importance of spaying/neutering pets–all featuring the familiar and beloved “Mutts” characters. For more about Patrick and “Mutts,” visit muttscomics.com.