Not quite an easy word but better than gerrymander! I feel like I have made this joke already with the cat birthday party. I hope it wasn't with another word of the day comic, though I'm not 100% sure. I like his name and the birthday fish. As well as the guy reluctantly singing but much lower.

jubilee\ JOO-buh-lee \ , noun;
1. Any season or occasion of rejoicing or festivity. 2. The celebration of any of certain anniversaries, as the twenty-fifth (silver jubilee), fiftieth (golden jubilee), or sixtieth or seventy-fifth (diamond jubilee). 3. The completion of 50 years of existence, activity, or the like, or its celebration. 4. A yearlong period to be observed by Jews once every 50 years, during which Jewish slaves were to be freed and alienated lands were to be restored to the original owner.