On this week's Greatest Pop Stars podcast, we talk about whether two of the decade's greatest pop stars earned their stadium stripes on the first date of their Grand National tour.

The twosome “traded sets every few songs” and Lamar electrified the crowd with his live rendition of the smash “Not Like Us” that allegedly included an audience participation bit where the 37-year-old pointed his microphone at the crowd to deliver his now iconic “A minor” diss.