To change sides.
It got stuck to the chicken.
He was choking the chicken.
He needed to see if how fast his grade dropped broke any laws of physics.
None. Social scientists do not change light bulbs they search for the root cause as to why the last one went out.
To get to the... side.
In a bucket
Q: Why did the chicken cross the road naked A: Because chickens don't wear clothes.
The collie wobbles !
He didn't, he was distributed evenly on both sides. Bernie supporters, please don't downvote me to hell, it's just a joke