a man was on vacation

Question: a man was on vacation with his wife and he left the kids home with the nanny, the babysitter, and the doctor, so the day went on and the phone rang and it was the nanny she said: oh it's okay here and i'm loving the kids she said just a couple moments ago i was watering the garden. and a couple moments later the babysitter called and said oh i was just playing go fish with the sister and then the doctor called and said ah yes everything is perfectly divine here and so nice and healthy and i just fixed the kids a healthy vitamin filled fruits and healthy spring water the time came where they had to come home so they arrived and the brother said mom dad it was so great how the doctor let me sit around all day and eat junk food and watch television well i drank gallons of pop and ate tons and pounds of unhealthy garbage and potato chips and candy and the sister was telling them how it was great how they let her watch scary movies and go stay up all night. and the brother was also telling them that when he went to go look out the window he saw the nanny watering the garden the brother said it did not look like he was watering the garden it looked like he was poring plant killer on it witch kid was telling a lie?