1001 Yuk 'Em Ups

== 1001 Yuk 'Em Ups== 1001 Yuk 'Em Ups is a joke book that appears in The Legend of the Gobblewonker, when Grunkle Stan is telling Dipper and Mabel about what they're going to do on their family bonding fishing trip. At one point, Stan holds up 1001 Yuk 'Em Ups and says: "I brought the joke book!" According to the cover, the book is "Uncle Approved".