This was quite a week for late night with Jon Stewart praising Rick Sanchez on the "Daily Show" after years of mocking the CNN anchor for, among other things, having himself tasered.
Joe Biden also made late-night headlines this week by telling people to keep away public transportation and air travel to avoid swine flu. Stephen Colbert responded by comparing Biden to Samuel L. Jackson's character from "Snakes on a Plane."
More from Jimmy Kimmel and Jay Leno below.
Click here for last week's best jokes.