to get around, the zeppelin uses a chartered 707, the kind of plane president nixon uses. ♪ the president's plane doesn't have an organ nor a 15-foot mirrored bar, nor in the private quarters does it have two bedrooms and a fireplace. >> i'm a bit upset it doesn't have a pool table on board. apart from that, i think this is about the best way to travel. >> americans are now spending $2 billion a year on music. that's $700 million more than the whole movie industry grosses from ticket sales in one year. about three times the amount of money taken in by all spectator sports. >> i'm telling you rock 'n' roll basically is no different than ibm, xerox, sarah lee, chevrolet. supply and demand, it's the same business. >> rock 'n' roll had been a little gritty novelty business. it was not the center of the world in the '50s and '60s. and in the '70s it becomes the main event. and that has repercussions in all sorts of positive and