However , response from musicians was overwhelming , and Kragen turned down about several dozen artists who wished to appear on the song .
Kragen doubted that a concert would make enough of a difference and suggested a charity single instead , including about a dozen artists .
Response from musicians was overwhelming , and Kragen turned down about several dozen artists who wished to appear on the song .
Kragen doubted that a concert would make enough of a difference and suggested a charity single instead , including about a dozen artists .