As country radio's most-played artist of 2018, it's no surprise Thomas Rhett officially has his twelfth career No. 1 single with "Sixteen."

After spending four weeks in the No. 1 position in Canada, Rhett has summited both the Billboard and Country Aircheck/Mediabase Airplay charts for the coveted first spot.

The song was co-written by Rhett, Sean Douglas and Joe Spargur marks the fifth consecutive chart-topper from the the superstar's platinum-certified album Life ChangesRhett's album has also surpassed one billion on-demand streams.

Lauren Akins Reveals 'Sixteen' Is Her Favorite Song

2018 was Rhett's year, as he topped Billboard's year-end Country Airplay chart and is Mediabase’s Top Performing Artist and Top Male of 2018 as the only artist to have four songs in the Top 100 songs of the year — "Unforgettable" (platinum), "Marry Me” (2x platinum), "Life Changes" (gold) and "Sixteen," his latest No. 1. Life Changes earned the top position on Billboard's 200 chart in all genres, a Grammy nomination for Best Country Albumas well as CMA and ACM Awards nominations.

Rhett was also honored with his second CMA Triple Play award for penning three No. 1 songs within a 12-month period ("Unforgettable," "Marry Me" and "Life Changes"). The singer's touring schedule isn't slowing down with his Life Changes Tour in Canada this April. This summer, Rhett will be kicking off his U.S. Very Hot Summer Tour with support from his father, Rhett Akins, on all dates, and Dustin Lynch and Russell Dickerson on select dates.

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