Five endings. In the dialogue between Xu Zhiyuan and Mr. Buddy in Thirteen Invitations, Mr. Buddy told five endings. The first ending is that Mr. Buddy was knocked down by Xu Zhiyuan, the second ending was that Mr. Buddy reconciled with Xu Zhiyuan, the third ending was that Mr. Buddy was persuaded by Xu Zhiyuan, the fourth ending was that Mr. Buddy was knocked down by other students, and the fifth ending was that Mr. Buddy fled with his students.