Alex & Sierra | NOW Playing Sound Stage
Alex & Sierra, winners of the season 3 of The X Factor, dropped by our sound stage to talk about their time on the show, how they first started making music, and what Simon Cowell is really like in person.
Alex & Sierra, winners of the season 3 of The X Factor, dropped by our sound stage to talk about their time on the show, how they first started making music, and what Simon Cowell is really like in person.
