Fifteen fu**ing…um…I mean fifteen wonderful years!
Happy fu**ing…uh…wonderful anniversary!
May the next 15 be as fu**ed…uh…as wonderful as the first 15!
Actually, I sure hope you’re joking - I am.
Congratulations.
And here’s to many, many more happy years.
Happy-Happy-Happy Anniversary!!!
y’all still got them white shotguns? 
Joyeux anniversaire, hillbilly queen!
Fifteen years congrats. Are you going to lick his butthole?
http://boards.straightdope.com/sdmb/showthread.php?s=&threadid=103865
Awww… now see what you did, hillbillyboy!
Personally, I hope you have a wonderful anniversary, hillbilly queen… and many more wonderful years of happiness!
Happy anniversary! 15 years would be cyrstal I do believe.