Distributorship of music; distribution of musical sound recordings and video recordings for others; association services, namely, promoting the interests of musicians, singers, songwriters, musical performers and artists; computerized on-line ordering services in the field of music; computerized online retail store services in the field of music; conducting an on-line tradeshow exhibition, in the field of music; on-line retail store services featuring downloadable pre-recorded music and audio-visual content; organization of promotions using audio-visual media; preparing audio-visual displays in the field of music for business and advertising purposes; preparing audio-visual presentations for use in advertising; arranging and conducting trade show exhibitions in the field of music and entertainment; arranging and conducting fairs and exhibitions for business and advertising purposes; promoting and conducting trade shows in the field of music; promoting the goods of others by preparing and placing advertisements in an electronic magazine accessed through a global computer network; providing consumer and commercial information about the goods and services of others via a global computer network