reporter: and on election night, they were at their father s side celebrating. with their move to washington, d.c., the obama girls became the youngest children to live in the white house in decades. i joke that my first job is going to be mom in chief. because with little kids i have to make sure that their feet are on the ground. reporter: they ascended sidwell friends school. their parents insisted they do their own homework, make their own bed and pick up after their puppy beau. we don t let them watch tv or use the computer except to do their homework during the week. reporter: sasha signaled her approval. years later, in 2013, there was the yawn seen around the world, sasha caught on camera during her father s second inaugural speech. after he took the official oath of office that year camera microphones picked up sasha telling her dad, good job.
i joke that my first job is going to be mom in chief. because with little kids, you know, i have to make sure their feet are on the ground. reporter: sasha and malia attended sidwell friends school and their parents insists they do their homework, make their own beds and pick up after their new puppy beau. there were always strict rules. we don t let them watch tv or use the computer except to do homework during the week. at the 2009 inauguration sasha signalled her approval. years later in 2013, there was the yawn seen around the world, sasha caught on camera during his second in-in-law ral peach. after he took the official oath of office that year, camera microphones picked up sasha telling her dad, good job. you didn t mess up. i did it. you didn t mess up. reporter: older sister malia liked to needle her dad too in one case giving him advice how to greet her friends.