War-Sister VS Brother

There is a sister and a brother in a family. They both are sort of naughty. If one is doing something, the other will interrupt. Every day, they compete with each other. Today,when one of them is in the living room, the other rocks the boat. The living room needs cleaning. While cleaning up,pay attention to the interruption by the other and take them back where they were before. After cleaning up the living room,one of them will practice the guitar in the bedroom. Then make a strawberry cake in the kitchen. Finally,get dressed and wear some decorations to take photos. Now lets have a look at their competition.
Features:
1.Cleaning up the living room by prompting. If one of them comes in and interrupt,take it back where it was before.
2.Repair the guitar and practice as well as pay attention to the troublemaker.
3.Make a strawberry cake in the kitchen with some eggs,flour,self-practice cream and milk as well as strawberries. Pay attention to the interruption.
4.Get dressed and choose appropriate decorations to take pictures.