Mega-chomp! Stink Moody is on a mission to make the greatest scientific find of the century. He is digging up his entire backyard in search of a tooth from a saber-toothed cat, otherwise known as a Smilodon. After all, other kids have found mastodon bones in streams and pterosaur bones in their towns, so why couldn't it happen to him? But his big sister Judy thinks the chances of finding a prehistoric beast in the Moody backyard are one in a gazillion million. Despite the odds, Stink keeps digging deeper and deeper. Will he make a massive discovery before their whole backyard completely caves in? And what happens when Judy decides to lend him a little sleight of hand? Grab your shovel and join Stink on a hilarious excavation that will leave you smiling as wide as a Smilodon!