1973, my mate Jeff and I hit the Gold Coast on our travels. We had passed through a locust horde somewhere near Numinbah, and our bikes and leathers were absolutely coated in bug guts. First stop was a car wash, (automated... no such thing as hand sprays then..)...and we walked the bikes through, much to the merriment of staff and cage drivers . The hot water sprays were a rude shock, and damn, those brushes are vigorous? Nearly ripped off my helmet with my head still in it!
At least after we dried off a bit, we, and the bikes were clean again.
On into Surfers. An ice cream shop caught our eye on Cavill Avenue, so we parked, and squidged in with our soggy socks and boots.
Now Jeff had always been a bit of a

, he spotted the prominent sign "We have ALL Milkshake Flavours", and there was a list...Chocberry, Lime, Cherry Ripe, etcetera... about 30 odd flavours listed. Jeff winked at me, and innocently asked "You have ALL flavours?" "Yep!, sure do!" was the reply.
Jeff said "Could I have an ORANGE milkshake please?" The guy stared at us, then broke into laughter "Got me!" he cried, and went racing out the back room to tell his staff.
We scored a free milkshake each from that one.

(but not Orange)