Washington: Christina Aguilera, who is pregnant with her second child, has confirmed on Twitter that she will be replaced by Gwen Stefani as a judge on 'The Voice'.


Christina Aguilera and Gwen Stefani. Pics/Santa Banta 

The 33-year-old singer, who will soon take a break from the show, said in her tweet that she was very excited to have the 44-year-old singer aboard to take her place, People magazine reported.