it's a church some say for the hipster millenial crowd. >> as you may be getting ready for church today, maybe not, cnn's poppy harlow takes a look at whether this is the new religion. ♪ >> reporter: hill song church is drawing in the crowds, and making big money. one reason? their christian rock band hillsong united, with 14 million albums sold according to church founder brian houston. some news reports pegged the church's worth at $50 million to $100 million. are those numbers right? >> that would be in the ball park. it's tiny compared with the catholic church of course. >> reporter: tithe something encouraged. credit cards accepted. some people might look at it and say, well, they live in a very cool neighborhood, nice place on the river, you know, that's not what i equate church with. >> if you go down that road you