The marketing plan continues, as Mackenzie Phillips is scheduled to appear on The Oprah Winfrey Show yet again—this time, she’ll be joined with half-sister Chynna Phillips.

Mackenzie is scheduled to appear via satellite, while Chynna will come into the studio to join Oprah. The news comes after Chynna has publicly stated that she believes Mackenzie’s shocking claims about her incestuous relationship with her father: “A part of me died when I found out.”

Can we count on Mackenzie’s former stepmother, Michelle Phillips, to appear on the show as well?

Doubt it. Michelle has openly denied Mackenzie’s revelations, upset at her wrecking her father’s legacy. Then again, that would make for some good television…