"Just Rhymin Wit Proof" is a song by Eminem featuring Proof, both members of the rap group D-12. The song is a freestyle rap where the two artists take turns improvising lyrics over a beat. The lyrics contain explicit language and showcase their skill in rhyming and wordplay. The song begins with Eminem questioning whether they should stay silent or speak their minds. He then goes on to boast about his rapping abilities, claiming to be the best and willing to kill anyone who challenges him. Proof joins in, delivering his own confident and aggressive verses. Throughout the song, they trade verses, often incorporating humorous and provocative lines. They make references to other artists, events, and pop culture. They also playfully diss each other and engage in verbal sparring. Overall, "Just Rhymin Wit Proof" is a showcase of Eminem and Proof's lyrical talent and their ability to effortlessly freestyle. The song captures the energy and rawness of their performances, and their chemistry as rap partners.