Ross Matthews and Carson Kressley filled the space on "RuPaul's Drag Race" previously occupied by which fashion designer who appears on "Project Runway"?
RuPaul's Drag Race (season 7):  Returning judges include RuPaul and Michelle Visage, while the space previously occupied by Santino Rice has been filled by new additions Ross Mathews and Carson Kressley.
i don't know