[header] How to prepare for a new sibling as an only child [title] Prepare to be the oldest. [step] When your parents tell you that you're going to have a new baby brother or sister ,. Don't get all whiny about it; whining won't change anything. 
[substeps] Even though you may hate the idea of not getting what you want anymore, there is really no use in whining about it. It's happening whether you whine or not, and your parents could become annoyed with your whining.