Jack is a crazy skeleton that goes out of control in time of distress. He is personaly friends with Mario,Luigi,Micky, and others. He is the tritagonist of the seires. His first apperance was in Meet Jack Skellington. Jack Retrieved from "http://cutemario.wikia.com/wiki/Jack?oldid=10494" Ad blocker interference detected! Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.