Here are some great discussions on various worship topics with Mike Harland and Ed Stetzer.

Transformational Worship in a Transformational Church

Mike Harland and Ed Stetzer discuss a variety of worship topics in this October 2010 video from LifeWay Worship

Worship: Reverence vs. Relevance

Video of the September 2009 webcast with Mike Harland and Ed Stetzer discuss a variety of worship topics in this video from LifeWay Worship