't Stop". Both singers were dressed in rhinestone cowboy outfits. They sang and finished each other's verses while bumping and grinding. Matthew Jacobs from <i>The Huffington Post</i>, wrote that "even if the vocals got a little shoddy toward the mashup's end – [Cyrus and Madonna] staged an impressive collaboration that didn't rely on the amplified production values associated with their typical performances". While on the Rebel Heart Tour (2015–2016), Madonna performed impromptu versions of "Don't Tell