An advertisement for the Saddleback Church invites congregants to attend "God's Extreme Makeover" - a revival of Christ in their hearts named after the latest television fad, in which volunteers undergo plastic surgery.
Leaflets at the door to the main hall proclaim "You Can Bring Your Coffee Into Any Venue". Children run around in baseball shirts proclaiming that they are part of God's own squad. The thousands inside are able to sing along to spiritual songs - not traditional hymns - from the words on giant karaoke screens suspended above a light rock band.
This is the United States' latest religious phenomenon. As Americans like going to shopping malls for all their consumer needs in one spot, so self-styled "megachurches" are the fastest growing form of service in the country.
They offer a one-stop spiritual supermarket. At the Saddleback Church in Lake Forest just outside Los Angeles...