By Annie Barrett
Updated August 12, 2010 at 02:45 PM EDT

I think Jon Stewart has a huge crush on Laura Linney now, so that makes all of us. The star of Showtime’s The Big C (it used to becalled The C Word, but because the network already had an “L Word,” they went with “Big C,” Linney explained) dropped by Wednesday’s Daily Show to blow Stewart’s mind and tickle his ego with an elegant explanation of how comedy works and why it’s important. “You’ve just made my life seem honorable,” gasped Stewart. “YOU ARE CULTURALLY NECESSARY!” insisted Linney. Oh, there is so much loveliness in the room. Look at her hair! I can’t believe these two had never met. Video after the break.

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Annie on Twitter: @EWAnnieBarrett