Giddyup. 6 works for me.

Hey, Nighthawk! It's now tomorrow...

HAPPY BIRTHDAY, OLD(ER THAN ME) MAN!

int:
Please allow me to buy you a celebratory pint or two on the seventeenth. Also, let me know how the "old enough to know better" age thing works. Does it take effort, or are you automatically imbued with new knowledge and the wisdom to act upon it?