The Democratic party is taking a big swing tonight at a rally for the Kamala Harris-Tim Walz in the battleground state of Michigan: native son Eminem will introduce former President Barack Obama at a campaign event in Detroit,

Rapper Eminem will join former President Barack Obama tonight at a rally in his home state of Michigan for Vice President Kamala Harris. The rapper is not expected to perform but will reportedly welcome Obama and speak about the presidential race.

The Harris campaign already is promoting a contest to win two tickets to see a surprise performer at a get-out-the-vote concert, with the silohetted figure of a female singer. Taylor Swift has endorsed Harris’ campaign, and Beyonce has lent the use of her song, Freedom .