Veronica buys a very expensive, original, designer swim suit that is very revealing (for 1969, anyway). But everybody thinks that the suit has been attacked by moths.
The Archies win a luxurious vacation on tropical Breadfruit Island, where it turns out that contest winners are pressed into service picking breadfruit for the rest of their lives.
When reprinted in Archie Double Digest (Archie, 2011 series) #242, writing is credited to Harry Lucey and inks are credited to Vince DeCarlo. Barrel in splash panel is labeled "Doyle Oil."
Reggie coerces Jughead into setting up Archie so Reggie can date Veronica. When Jughead tips Archie off, Archie coerces Jughead into double-crossing Reggie.