I liked it better when the April Fools thing was almost believable. The last few years they have been so over the top and orchestrated that you knew it was fake.
Something like a heroic mode LFR that drops the same gear as heroic modes..
An item level colour higher than orange! Drum rolls...
Pink! For Fabulous!
LFR heroic raiding.
Naxxaramas 3.0 - The Rehash of the Rehash.