Getting Pranked By My Family

Just now my sister called she said she leaving to the airport so I was schocked la cause she was supposed to go back tomorrow....so when my parents picked me up they pretend like my sister already went...as soon as I reach home I saw my sister laptop,so I asked my mom why is her laptop is still her then she said the laptop needed to be reformat,then I checked in the room their begs was still her...hehehe