If I had a kangaroo

"Have you ever given any thought to what the perfect jumping pet would be? Wombats are cute, and koalas can cling, but what about a springy kangaroo? Being an ace on the trampoline is a breeze when you have a kangaroo for a pet, but hold on to your stomach during the school run--it's pretty bumpy being bounced around in a pouch"--Provided by publisher.