Joshua Ledet The Best 'American Idol' Singer Of All Time Really good and probably the best singer of the last three or four seasons. American Idol News: Congrasulate Joshua Ledet The Best Singer of the last three or four seasons. Is Joshua Ledet The Best 'American Idol' Singer Of All Time. 'He's really good and probably the best singer of the last three or four seasons,' one 'Idol' expert tells MTV News. Just about every season of "American Idol" seems to have at least one: a singer whose talent is so impressive and complete that their weekly performances come off as effortless. Whether it's winners like Ruben Studdard, Fantasia or Carrie Underwood, or runners-up like Adam Lambert, Oscar-winner Jennifer Hudson or Chris Daughtry, these finalists make it seem easy. If you believe Randy, Jennifer and Steven, we are seeing one of those rare moments right now in the form of Joshua Ledet. The old-soul singer has been crushing it without fail just about every week on the show, with just a few missteps along the way.
