The gang reveals they once drunkenly devised a will-like contract on a paper plate to determine who would inherit the remaining shares of Paddy’s Pub if one of them died. Key details regarding this document include:
The document states that the bar shares go to the "firstborn kin". [S10E9] Frank Retires
Charlie shows Dennis a slip of paper with the name " Franquito " on it, which claims this person owns 3% of the bar. Dennis dismisses it as one of Frank’s shell company scams. The gang reveals they once drunkenly devised a
Dennis claims to have a "doctored" paternity test paper as part of his scheme to manipulate Frank and the rest of the gang. Dennis dismisses it as one of Frank’s shell company scams
Charlie signed the plate in blood but miswrote his name as " Trundle ".
It's Always Sunny in Philadelphia Season 10 Episode 9 Review