Tim McGraw celebrates doing this for FOUR DECADES!

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He did it in the 90's, the 00's the 10's and now the 20's. FOUR CONSECUTIVE DECADES of Number 1 Country Hits!

Tim McGraw has hit the top the country radio chart with "I Called Mama” reaching #1 on the Mediabase/Country Airplay chart. This is McGraw's 44th career #1 hit! Amazing right?