What is the stem of litchi?

The stem stuffed with litchi refers to the homophonic stem, which is used together with "How do you call me litchi" to express helplessness. This stalk appears in the video of Ai Kun and Chicken, you are so beautiful. This kind of stem generally uses litchi instead of reason, mainly to relieve the mood. If you use litchi, it will be a bit ridiculous. People who see it will think it is a joke and will not take it too seriously.