Q:Given the following context:  The cartoon opens with an introduction of Petunia Pig; Petunia is shown as nervous, tripping on her lines and being unable to pronounce them correctly while on stage, leading an off-screen announcer to quietly tell her not to get excited. This causes her to go into an explosive rant and then the curtain closes on her and the main part of the cartoon starts. Porky is shown buying some flowers, candy, and then eventually a diamond ring. He proceeds to go over to Petunia's house and knock on the door, then Petunia goes to answer the door with her spoiled dog, Fluffnums. When she sees Porky, she is disgusted to see him so she disdainfully tells him to go away. This causes him to leave crying out of sadness and he then walks away, but Fluffnums sees the candy Porky has and alerts her to this fact. Petunia proceeds to run out after Porky and take him into her house, where she rips open the candy container and starts eating the candy. Porky tries to help himself to the candy several times but is constantly harassed by Fluffnums, who snarls and growls at him each time he tries to reach for the candy box. Porky finally gets a piece of candy, winks at the audience, and then finds out that Fluffnums ate it. He eventually tries to propose to Petunia, but as he is starting to do so, Fluffnums pulls a mean-spirited trick on Porky by pulling the rug out from under him. The fickle and selfish Petunia laughs at him, causing Porky to leave the house and walk off in shame. He proceeds to write a suicide note and tries to hang himself from a tree, but the branch the rope is on snaps due to Porky's weight, knocking him out and causing him to go into a dreamlike state.  answer the following question:  What breaks because of how heavy the character who buys a diamond ring is?
A:
branch