Hanna-Barbera already solved that issue with their intro to The Flintstone Comedy Hour in the '70s.
They changed it to, “We’ll have a groovy time!”
Not to mention all those Christmas songs – “… don we now our gay apparel…” and “Have yourself a Merry little Christmas…make the Yuletide gay…”
We’ll just go Puritan on our asses, and say “gray apparel” and “make the Yuletide gray”. After all, the Puritan War on Christmas is a part of the US’s “longstanding traditions”, which is apparently how everything is to be decided now.