DAVE and SUE....Ohhhhhhhhh

Happy Anniversary
Happy Anniversary
Happy Anniversary
Haaappy Anniversary

Pour a cheerful toast and fill it
Happy Anniversary
But be careful you don't spill it
Happy Anniversary

Ooooo Happy Anniversary
Happy Anniversary
Happy Anniversary
Haaappy Anniversary

(Fred and Wilma Talking)

Ooooo Happy Anniversary
Happy Anniversary
Happy Anniversary
Haaappy Anniversary

(Fred Talking)

Happy she and happy he
They're both as happy as can be
Celebrating merrily
their happy anniversary

(Fred and Wilma Talking)

Ooooo Happy Anniversary
Happy Anniversary
Happy Anniversary
Haaappy Anniversary

(Fred Talking)

Ooooo Happy Anniversary
Happy Anniversary
Happy Anniversary
Haaappy Anniversary

We now state emphatically
its happy anniversary
Not another day could be
a happy anniversary

Ooooo Happy Anniversary
Happy Anniversary
Happy Anniversary
Happy (slow)
Happy (slow)
Happy, happy, happy, happy, happy, happy, happy, happy (fast) Anniversary!!!

and fyi;

Practically a restaurant standard, most people don't realize that these lyrics, to the tune of "Thw William Tell Overture", were written by Bill Hanna and Joe Barbera for the episode titled "The Hot Piano".