The Grammy Awards on Sunday is technically the first public performance for Adele, the much Grammy-nominated singer, since she had vocal cord surgery in the fall.

But CBS went and scooped itself a few days before the awards telecast, as the network aired a brief snippet on Friday morning of Adele singing “Rolling in the Deep,” a cappella style, for Anderson Cooper during an interview for this week’s “60 Minutes.”

And here’s how it went: