Alex & Sierra The X Factor “I Knew You Were Trouble” Video 11/27/13 #TheXFactorUSA
Alex & Sierra took the stage on THE X FACTOR USA for their Top 8 live performance and Big Band…
Watch Alex & Sierra X Factor USA
Alex & Sierra The X Factor “Best Song Ever” Video 11/20/13 #TheXFactorUSA
Alex & Sierra took the stage on THE X FACTOR USA for their Top 10 live performance and British Invasion…