06 December,2012 08:50 AM IST | | PTI
Buble recently confirmed the news, saying, "By all accounts it would be true. I just really am a big fan and so myself and my camp, we wanted to do this with her and we were thrilled that she was excited about it too."
Reese Witherspoon. Pic/Santa Banta
Witherspoon took voice lessons to prepare for her role as country singer June Carter in 2005's "Walk the Line", reported Us magazine.
The mother of three - Ava, 13, Deacon, 9, and Tennessee, 2 months - had then said that recording the album for the film was "the most challenging, horrifying experience of my life." Buble's sixth studio album is expected to be released in 2013.u00a0