Board Thread:Tapped Out Help/@comment-25656871-20150505142550/@comment-26143371-20150505145209

I know of one more easter egg: When you tap Homer ten times while he is Singing the Stonecutters Song at the Stonecutter Table, you should get another 10 free Donuts.

Please note that I could never test this myself, as I don't have the Stonecutter Table.