Watch Macklemore and Kesha with "Good Old Days" live at BBMAs.

Sunday Kelly Clarkson hosted the Billboard Music Awards in Las Vegas.  My favorite moment was when Kesha joined Macklemore on stage tho perform their current hit "Good Old Days".  I love her voice, as you will hear below.

They will do the same up the road at Darien Lake July 22. Here's what you can look forward performed at T Mobile Arena in Vegas Sunday...



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