In case you're looking to kill some time before tonight's Presidential debate, here are some of the stories we've run during this extended campaign season:

1. Stacy Conradt, Live from the Iowa Caucus

Way back on January 4th, Stacy taught us what happens inside a caucus. She also had a run-in with the Obamalac.

2. A Brief History of Celebrity Political Endorsements

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John McCain has Curt Schilling. Barack Obama has Oprah Winfrey. Richard Nixon had Wilt Chamberlain. (Seriously.)

3. What's The Highest-Rated Debate in History?

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Could it be tonight? The previous record was the Reagan-Carter debate in 1980, when 80.6 million people tuned in. Read up on the top ten.

4. The First Time The Candidates Made Headlines

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Here's a look at the first time The New York Times mentioned each of the candidates, back when "the candidates" included Hillary Clinton, Mike Huckabee and Ron Paul.

5. Let's Play The Debating Game

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If at some point during the campaign you thought to yourself, "I've heard this all before," you're probably right. We'll give you ten excerpts from Presidential debates; you decide if they're from this year or a prior campaign. Take the quiz.