The inside story behind Kesha's emotional Grammy moment
Kesha's emotional performance at this year's Grammys was in the works long ahead of Sunday's ceremony, with its origins tracing back to late last year when the pop singer-songwriter played to a sold-out crowd at the Hollywood Palladium.
It was the final stop of her Rainbow tour - a trek that for the singer and her fans seemed improbable after a tumultuous legal battle with her one-time mentor and collaborator Dr. Luke stalled her career for a number of years.
In the audience was Ken Ehrlich, the Grammy telecast's longtime executive producer. Ehrlich had watched
