Just to be sure, Obama takes oath of office again

Obama Faces Hurdles in Reversing Bush Regulations

The first article mentioned that "[Joe] Biden had tangled - and emerged a bit bloodied - with Roberts at the justice's 2005 confirmation hearing".
This made me curious so I tried to search for something on youtube. Nothing much, though dear Biden acts like an ass towards the end of this video:

And then I came across this confirmation hearing, of Justice Clarence Thomas, chaired by Biden:
Goodness! Biden sounds so dull - let me recommend the first video to you if you're having trouble with insomnia.
Thomas lets them have it in the second.