How come?

If, during the day, it can be partly cloudy or partly sunny, why is it that at night, it can be partly cloudy, but not partly moonny?

What’s wrong with this statement?

Jackson Won’t Share Bed With Kids Again: “Michael Jackson’s lawyer said Tuesday the singer will no longer share his bed with young boys. ‘He’s not going to do that anymore,’” How about, why did he do it ever?