Watch Tate Stevens Win X Factor and Sing "Tomorrow" on Season 2 Finale, December 20, 2012 (VIDEO) Tweet December 20, 2012 at 11:03PM EST by Julia Wayne Related: The X Factor, Tate Stevens , Season 2 Episode 16 , Top 3 , 2012 Finale The Winner of X Factor USA 2012 by HumanSlinky In case you haven't heard, Tate Stevens won The X Factor USA Season 2. After he was announced, he sang a gorgeous rendition of Chris Young's "Tomorrow." It will likely be his first single, so get used to it! Enjoy. xoxo XF girls.