The Grand National Tour began April 19 in Minneapolis, and SZA and Lamar performed largely together, interspersed with solo spotlights.

Grammy winners Kendrick Lamar and SZA take Philly fans on a glorious ride at the "Grand National Tour" stop at The Linc.

Time's running out! If you haven't grabbed tickets for Kendrick Lamar's 'Grand National Tour,' this is your final chance.