Gwen Stefani blown away by chart success of Blake Shelton duet

peoplemagazine.co.za:

Rocker Gwen Stefani is in disbelief after scoring her first number one on America’s Country Airplay chart with her Nobody But You duet with boyfriend Blake Shelton.

The country music star invited Stefani to add her vocals to the track last year, and although they both fell in love with the tune, they had no idea how big of a hit it would be with fans, too, after climbing to the top of the Billboard countdown this week – three months after its initial release. “Nobody but You wasn’t written as a duet, but it is a duet,” Shelton told Billboard.com as he reflected on the chart news. “I have to thank (songwriters) Shane McAnally, Ross Copperman, Josh Osborne and Tommy Lee James for trusting us with this incredible song that captures exactly how