We already knew that Lady Gaga was a powerful singer - whether you're a fan of her music or not, her vocal prowess is undeniable.
However, you've never heard her sing quite like this.
She was participating in an interview with shock jock Howard Stern when she was asked about her work with a Led Zep cover band - which prompted her to sing a few bars of 'Black Dog' that would make Robert Plant himself proud.
On that basis, we wouldn't mind hearing a full version - make it happen, Gaga...
Watch it below: