Last Name becomes Carrie’s 7th straight #1 country single as it jumps 4 spots to move into the #1 spot on the Hot Country Songs chart. Last Name also reached a new peak on the Hot 100 Airplay chart as it moved up 4 spots to #24. And Last Name held pretty steady on the Hot 100 as it dropped 2 spots to #23. Due to a rules change on the Pop 100, Last Name dropped off the Pop 100 after being at #38 last week. The new rules include a minimum Top 40 airplay requirement that will prevent almost all country...

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