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: as many other tifus, this was not today; it was more about 12 years ago when i was 8.  

i was having fun with my little brother, aged 3, in a store.  we were running around the store and he did something that made me mad.  i chased after him and when i caught up, i slapped him across the face....or so i thought.  twas all a dream and all i could remember is my mother being furious after being woken up by my bitch slap. (i shared a bed with my mother)

TIFU by slapping my brother across the face