Why Libby was always certain to go down

Because his name's so much like Liddy. I was so proud the day I realized they weren't the same person--now the distinction is moot. G. Gordon, I. Lewis....what was a post-Watergate White House thinking in hiring this guy? Asking for it, or what?

P.S. The Libby-Liddy rhyme could get closer still, according to trained ears