You've might have heard that women have odd cravings during their pregnancy? I've heard someone wanting pickles and ice cream, but again I believe it was a very clever advertising campaign by some company that either sold pickles, ice cream or both.
Here are a few commercials selling Vlasic pickles and that idea. These were animated in very limited animation style, before Vlasic created their Stork character who sounded a lot like Groucho Marx.
Well there you have it... How to sell more Pickles.