This video is from Telerik TV website. In this video they showing how to get started with the jQueryUI wrappers provided in the Telerik Extensions for ASP.NET MVC August 2009 CTP.
These sample classes provide a native .NET way to add jQueryUI components to MVC views and preview the server-side API of the Telerik Extensions framework.
I am sure JQuery, JqueryUI fans like Richard will like this :)
Direct link to the video at Telerik TV site - Getting Started with Telerik Extensions jQueryUI Wrappers