2 years of marriage.
One wags it's tail, while the other tags a whale
An elevator has a GF
You-knew-who
The spelling Teehee
Screw it. EDIT: has a better answer lol
They both form a bond in seconds, last (ideally) forever, and are dissolved by alcohol.
Kidnap his princess.
garglgarglgarglgarglgargl
Blow up the finish line. (I figured 2 years was long enough)