These videos never get old.
Here's a swoon-worthy preview of Darren Criss singing Katy Perry's "Teenage Dream" to Kurt on an upcoming episode of Glee. Holy crap.
David Sedaris and Jon Stewart always have a good time together.
... Twitter even gave Conan a shout-out—check out the pale whale.
... And be sure to read Conan's interview in Playboy.
... The other late night hosts are busting out the big guns this week in anticipation of the premiere of Conan.
... Soon we'll be watching 3D hologram TV. Gross.
... Many actors over the years have played against their type in great guest-star roles.
... How do you think the humans on The Walking Dead learn how to shoot zombies? Why, with these target practice posters, of course.
... This might be the most phenomenal puzzle solve in Wheel of Fortune history.
... The Obamas can really bust a move, can't they?
Follow TV.com writer Stefanie Lee on Twitter: @StefAtTVDotCom