Who wrote Davis' political songs?

I know Strippers In My Neighborhood, I Quit, and Godzilla Vs MLK were all originally Davis Rogan tunes and can find them on iTunes but who wrote Davis' political songs such as Road Home, the adapted Shame Shame Shame, and the Pot For Potholes rap in the bar? Were those Rogan too? Were they borrowed from Rogan from things he did or were those specifically created for the show/