This week, a song released 65 years ago finally hit the number-one spot on the Billboard Hot 100 chart. No, it hasn’t been a long, slow climb; it’s been seasonal. Every December for the last 65+ years, Brenda Lee’s signature tune, Rockin’ Around The Christmas Tree, has reappeared on the music charts. While Christmas songs get treated differently thanks to their seasonal nature, it’s still a fantastic fete. The 78-year-old legend has done something that no one thought possible. And I don’t know if anyone is upset about this milestone…