question: However , I was already having a horrible day , and to top it off , some little spawn of the devil threw a STINK BOMB in my classroom right before fourth period ! Well , that just pushed me over the edge . I had to spend the rest of the day going from classroom to classroom and using the classroom of whichever teacher had prep that period . This meant that I ( and my students ) had to carry around all my books , materials , etc .
Q: Why did I have to move from classroom to classroom ?

answer: Because my classroom smelled really bad .

question: Every time we talk I learn something else new about the dairy process or the cows . On average they birth a cow every other day . This past weekend they had a large amount of births so things will be slow for the next couple of weeks .
Q: Why will the number of births over the weekend affect whether things will be slow ?

answer: There are no more cows that are due to birth within the next few weeks .

question: And since the President really was n't needed , Laura was out to play . " We have to be light on our feet , " He replied with a smirk . " Just in case ... " " In case you need to keep a lonely woman company ? " She asked , trying to be heard over the music that seemed to be continually increasing in volume .
Q: who might be being referred to here ?

answer:
Laura Bush