Definition: In this task, you are given a Reddit post as a text. Your task is to generate a title for this text. The title should start with "TIFU by", followed by a situation that caused humor. The title should contain 7-12 words, ideally.
Input: Text: i was queueing up outside my science lesson today and my friend slapped me in the face as a joke (not hard). i went to slap him back and he knocked my arm into the person next to us. except she happened to be in the perfect height range for me to elbow her in the face. she ended up leaving the lesson in tears about 4 times. she's now not talking to me. will update.

TIFU by punching my friend in the face.