(This post is part of the Genuinely Approachable Sudoku (GAS) series.)
The cage clues in this variation are only partially true. Can you find the liars to make progress to the one solution?

PDF

or solve online (using SudokuPad)

Author/Opus: This is the 87th puzzle from Bill Murphy, part of the Genuinely Approachable Sudoku (GAS) team.

Rules: Standard Sudoku rules (insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region). Also, each cage must contain two of the three numbers given in the upper-left corner of that cage.

GAS Time Standards (highlight to view): Two party hats (🎩🥳): 7:30; One party hat (🥳): 14:00. All other solvers earn a 🦕: Panphagia on Fire.

Thomas Hits the GAS (highlight to view): 3:11, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).

Solution: PDF; solving video with explanation to be added later from GAS team.

Note: Follow this link for other less common variations of Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.