This video by Kathy Sterner has gone viral after appearing on TastefullyOffensive over the weekend.

There are few things worse than the little sister of the family having a mega tantrum breakdown. It makes everyone in the family miserable as well.

After an hour long screaming tantrum, dad had enough and started lip syncing his daughter’s screaming to lighten the mood.

Now, the clip, appropriately titled 40 Year Old Tantrum, has amassed over 900,000 views, and has subsequently appeared on DailyMail, HuffPost, and 22Words