In celebrating the 750,000th artist to register at ReverbNation, the indie music marketing hub and Ernie Ball have partnered up and are co-sponsoring a Music Showcase at the CMJ Music Marathon in New York City; it will be held at Crash Mansion on Thursday October 21st and will feature 7 artists selected from the submissions by CMJ and Ernie Ball. No submission fee is required for artists.

The artists selected to perform at the showcase will also receive a $500 cash travel stipend courtesy of the two co-sponsers. The deadline for submissions is August 22, 2010. Artists are required to have a free ReverbNation profile and a Reverb Press Kit in order to apply. Go here to learn more or submit today.