萌比萌比别笑逗比逗比别闹
[méng bĭ méng bĭ bié xiào dòu bĭ dòu bĭ bié nào]
This username uses playful repetition of words which imply cuteness ('meng' means cute) and clownish behavior. It suggests a fun-loving, perhaps even goofy persona that likes to make others laugh and enjoys silly interactions.