Last week, Brett Young's "In Case You Didn't Know" reached the top of the Billboard Country Airplay chart. This week, it hits number-one on the Mediabase Country Airplay chart.
"In Case You Didn't Know" moves up from number-two, stealing the top spot from Dierks Bentley's "Black," which falls to number-four. Darius Rucker's "If I Told You" moves up two spots to number-two on the chart, while Dan and Shay's "How Not To" rises two spots to number-three.
Florida Georgia Line's "God, Your Mama and Me" featuring Backstreet Boys rounds out the top-five.