Billy & Mandy: Wrath of the Spider Queen

Billy amp Mandy Wrath of the Spider Queen is the second madeforTV movie from The Grim Adventures of Billy and Mandy. The movie first aired on Cartoon Network on July 6, 2007. The film is a sequel to Billy amp Mandys Big Boogey Adventure.

Billy and Jeff both leave Velmas presence to go to the Spider Palace, where Velma will meet Jeff for the wedding. On the way, Jeff accidentally drops the milk, spilling it. The cow on the box talks to Billy again, telling him that it was Jeffs fault and out of rage and sorrow for his lost milk, Billy screams at Jeff that he wants nothing to do with him or his hairy girlfriend. Jeff then suddenly erupts in a fit of rage, and screams that he wants nothing to do with Billy for all his horrible parenting over the years, and he leaves. Billy, somewhat sadly, drinks the rest of his milk, only to realize that its more than thirty years past its expiration date.Meanwhile, Velma attacks the school, and kidnaps Grim, Mandy and Mindy, as well as everyone else in her cocoons of spider web. As Grim explains, Velma and he were friends thousands of years ago 130,000 to be exact in junior high school, but that she was supposed to have been elected Reaper, and when he was she swore revenge. Velma, for her part, claims that Grim had cheated. Velma plans to eat Grims head, thus giving herself all of his powers when she starts, she opens a hole in his head and is able to see his memories. She orders that they be shown on a large screen for everyone to see, so that all would know the way he cheated her. ........

Source: Wikipedia