Former President Barack Obama was clearly enjoying himself as he rapped Eminem lyrics at a Harris-Walz Detroit rally moments after the songwriter and record producer introduced him on stage.

The rapper said people shouldn't be afraid of retribution or of making their opinion known, adding that the vice president "supports a future for this country where these freedoms and many others will be protected and upheld.

Eminem has officially endorsed Kamala Harris while also having Barack Obama starstruck at Harris' Detroit rally. Keep watching to see what went down! Tetris Kelly: Eminem made a rare public appearance at a Kamala Harris rally in Detroit,