The narrator, J, is seeking revenge against McFly, who built a strange house in Minecraft and wouldn't let J inside. J decides to build a TNT cannon to destroy the house. After several failed attempts, J finally succeeds in building a working cannon and uses it to launch TNT at the house, destroying it. McFly is caught off guard and J teases him about being selfish and not letting him into the house. The video ends with J encouraging viewers to like, subscribe, and follow him on social media for more adventures.
Here are the key facts extracted from the text:
1. The narrator has been asked by viewers to go back to trolling with McFly in the world of Minecraft.
2. The narrator is building a TNT cannon to destroy McFly's new house.
3. The narrator's plan is to build the cannon and launch TNT at McFly's house.
4. The narrator has tried multiple times to build the cannon but has failed.
5. The narrator finally succeeds in building a working TNT cannon after watching a YouTube tutorial.
6. The narrator points the cannon at McFly's house and prepares to launch the TNT.
7. The narrator has a second cannon ready to launch at McFly's house.
8. The narrator launches the TNT and destroys McFly's house.
9. The narrator borrows dynamite from McFly to show that it is different from theirs.
10. The narrator reflects on the experience and hopes that McFly has learned a lesson about not being selfish.
11. The narrator encourages viewers to like, subscribe, and follow them on Instagram for more adventures.