Green Day

Christina Aguilera + Billie Joe Armstrong Chat About ‘The Voice,’ Britney Spears + Mariah Carey
Christina Aguilera + Billie Joe Armstrong Chat About ‘The Voice,’ Britney Spears + Mariah Carey
Diva Christina Aguilera sat down with ‘Extra’ to reveal that Green Day singer Billie Joe Armstrong is the new mentor for her team on Season 3 of ‘The Voice.’ She also addressed how she feels about the fact that fellow belter Mariah Carey and pop star peer Britney Spears have joined competing shows.