干嘛那么贪睡因为梦里有你
[gān ma nèi me tān shuì yīn wéi mèng lĭ yŏu nĭ]
'Why Am I So Sleepy? Because You're in My Dreams' this nickname expresses deep yearning and affection for someone special, implying that one can't wait to get to sleep because it means returning to meet beloved in dreams. Here the 'you' refers to some important person or things, which the owner always keeps dreaming about.