Both versions of `` Knat Scatt Private Eye '' were written and led by Eric Forsberg with music and texts by Charlie Silliman . Both versions of `` Knat Scatt Private Eye '' were written and directed by Eric Forsberg with music and lyrics by Charlie Silliman . Both versions of `` Knat Scatt Private Eye '' were written and directed by Charlie Silliman with music and lyrics by Eric Forsberg .