Non Sequitur of the Day

We drove up to NJ for the weekend and on the way home we caught the following snippet on the radio:

"...so just because the groom's wearing a tuxedo, doesn't mean he can't do karate."

Hmm...
Since we have no idea what this is from, here is a little game:

Come up with the first half of this statement and leave it in a comment. Let's see that sense of humor!