Happy birthday to you!
Happy birthday to you!!
Happy birthday dear you-oooooooooo!!!
Happy birthday to you!!!
And many more.
Happy, happy birthday, Sotia! Big Smooch, Me
I liberal arts brain can't wrap around the idea that multiplying two negative numbers creates a positive number.
That depends on the breadth of the "significant age difference" and the motivation of the partners. Bottom line, though: their business.