The year gone by saw celebutantes becoming pop divas, established rockers starting new bands and girl-group rejects topping the charts. But which newbies made the biggest impact, and who's going to stick around to rock '07?The AOL Music staff made our list, checked it twice, and came up with the definitive list of 2006's best new artists. Think we were on the money, or completely off base? Check it out and tell us what you think.

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