According to Wikipedia: The phrase warm the cockles of one's heart may refer to the similarity in shape of the heart valves to the cockle mollusk. ( mollusk is a marine organism)
We (here on the forum) had a couple of chuckles about "warming the cockles of my heart" a few months ago... So, I guess those would have been Cockle Chuckles.
Awwww....sent this to my BF, he has 2 Maltese. Don't know if I would have been brave enough to jump in that cold water! But I like to think that I would!
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