Blake Shelton congratulates Gwen Stefani as the couple's country song goes No. 1: 'Not bad for your first try'

Congratulations are in order for Blake Shelton and Gwen Stefani as the couple's duet, "Nobody But You," became the No. 1 single on the Billboard Country Airplay chart on Monday. the Billboard Country Airplay chart on Monday. 

source https://www.foxnews.com/entertainment/blake-shelton-gwen-stefani-country-song-no-1