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01:11 — Julianna Margulies on how her first audition for her breakout role in "ER" didn't go as well as she'd hoped.
01:27 — Nate Bargatze tells us a joke about "educated guesses" and why it bombed the first time he told it.
04:52 — In honor of Earth Day and the five-year anniversary of the BP Oil Spill, Jimmy and Russell perform the protest song about tarballs: "Balls in Your Mou (more…)
02:42 — Jimmy explains the meaning behind President Obama's lesser-known facial expressions like the "Heeeeyyyy."
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TVGuide.com editors break down theories about what's coming up on The Walking Dead