Came up with this one on my own.

"It was as much a surprise to have to dodge the bike as it was to see the guy carrying the duck."

Don't have to write this down - it was in today's paper

"There are about 100 ways to rig herring, depending on if the guts are left in or taken out."

One from my father's travels

"You want to hear a brain-teaser?"
"A brain-teaser? What's that?"