By: Jacob Elyachar Before you read the conclusion of this two-part series, please read part one: http://jakes-take.com/2012/05/11/the-10-greatest-singers-of-americas-got-talent-part-one/  Since 2006, America’s Got Talent has dominated summer television as it showcases the best-undiscovered talent in the country.    If you head to Las Vegas, you would see billboards of AGT alums that are currently performing in Vegas.   These [...]