People who are close to each other often mimic each other's behaviors, which can leave you feeling cranky. Instead, do your best to stop them from affecting your mood.
[header] How to handle someone who is in a bad mood [title] Avoid allowing the mood to rub off on you. [step] Quite often a person in a bad mood will leave their mark on those around them. This is often in the form of putting them in a bad mood, as well.