Watch Bill Hader Open Apple Conference With Hilarious Cameo-Filled Sketch (Video)

Bill Hader - H 2015

Hader prepares an epic keynote presentation that goes terribly wrong in the conference's opening number, featuring cameos by 'Community's' Danny Pudi and 'Veep's' Matt Walsh.

Bill Hader helped open Apple's annual World Wide Developer's conference on Monday with a hilarious sketch intro in which he attempts to prepare an over-the-top keynote presentation.

Watch the Saturday Night Live alum direct an epic musical number about Apple's apps and ride an elevator with a bunch of Tim Cook-alikes in the video below.

Community's Danny Pudi and Veep's Matt Walsh also make cameo appearances in the opening sketch.

Here's the #WWCD15 intro starring Bill Hader!

Here's the opening video to Apple's Worldwide Developer's Conference! #wwdc15

Posted by BuzzFeed Tech on Monday, June 8, 2015

Apple is set to announce a slew of software updates and the launch of the company's new music streaming service at the conference.