How did Djo's 'End of Beginning' get the biggest 'Stranger Things' bump without being in the show?

This week's Five Burning Questions looks at Djo's "End of Beginning" becoming a surprise Hot 100 top 10 hit for the first time following the show's New Year's Eve finale.
Variety

‘Stranger Things’ and Prince: The Complicated Road to Bringing ‘When Doves Cry’ and ‘Purple Rain’ to the Show’s Finale

Securing the rights to use a song in film or TV is a challenging and expensive task — and the more iconic the song, the more challenging and expensive the clearance is likely to be. So when two of ...