During the <i>ripping party</i> I went through, I had to examine each video. 
Some have been misplaced over the years...
<ul>
	<li>Big Bang Theory, Season 4, Disc 2 of Season 3 (Kim)</li>
	<li>Terminator 2 - Got a case with no disc (Adam?)</li>
	<li>Tron (?)</li>
</ul>