Citations:Pinecest

Proper noun: "(fandom slang) the incestuous ship of fictional twins Mabel and Mason 'Dipper' Pines from the the animated series Gravity Falls"

 * 2021, anonymous, quoted in Victor Larsen, "'It Makes Me, A Minor, Uncomfortable': Media and Morality In Anti-Shippers' Policing of Online Fandom", thesis submitted to Ghent University, page 70:
 * If you blacklisted billdip you can still find it on Deviantart, twitter, fanfiction, Google search,ect. The same goes for hidashi, elsanna, mabill, stancest, pinecest, pewey, stevidot, ponnie, and every other bad ship in existence.