Insane Clown Posse recorded a track "Is That You?" featuring Kid Rock.

Kid Rock recorded a song "Picture" with Sheryl Crow.

Sheryl Crow performed "He Needs A Kidney" with Elvis Costello.

Elvis Costello recorded "My Dark Life" with Brian Eno.

So Insane Clown Posse have an Eno number of four. #EnoNumbers #SixDegreesOfBrianEno