Building Play Framework apps with Scala is all the rage right now as it has never been easier to build and deploy JVM-based web apps! This video shows you how to build a Play application with Scala and then deploy it on the cloud with Heroku.
Video Producer: http://www.jamesward.com/
Tutorial linked to the video: http://www.jamesward.com/2011/10/19/running-play-framework-scala-apps-on-heroku