grave-dancy

Derived from dance on someone's grave.

grave-dancy (not comparable)

1. (neologism) Celebrating the demise or downfall of something.
   • 2022 May 3, A. C. Grimes, “Starbucks Baristas Are Celebrating The Possible Demise Of The 'Battery Acid' Refresher”, in Mashed‎:

     Perhaps for them, the Kiwi Starfruit Refresher had a bad rap. So even though - to channel Eminem - some might lose themselves in the grave dancy party if it is true that Kiwi Starfruit's close to postmortem, not everyone would find that news electrifying.

   • 2022 November 18, Kaitlyn Tiffany, “Tumblr Gets the Last Laugh”, in The Atlantic‎:

     Now, maybe you see this as sort of an obvious and opportunistic publicity play by a competing social-media service. Maybe it even seems crass to you—a little grave-dancy.