Posted by: Rebecca Whitham, Editor If "I Want a Hippopotamus for Christmas" is your holiday jam, brace yourself: this is as close as it gets! This Fri., Nov. 20, head to the Zookeepers' Holiday Silent Auction to bid on a chance to go behind the scenes with 15-year-old female hippo Guadalupe to create your very own hippo-kiss painting. Photos: Jeremy Dwyer-Lindgren/Woodland Park Zoo. With a mouth that can open to a massive 150 degrees and lips that are 2 feet wide, a hippo's kiss is unforgettable. As you can imagine, it's not always easy to make a hippo-kiss painting. But don't worry, we've got a how-to guide for that: Video: How to make hippo kisses (the definitive how-to guide) The silent auction is held by the Puget Sound Chapter of the American Association of Zoo Keepers. Along with the hippo kiss painting experience, this year’s auction will feature extraordinary experiences found only at the zoo, including opportunities to pa