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Turns out, humans aren't the only ones who struggle with sour lemons.
This golden retriever was introduced to a lemon, and leaps with surprise at the new taste. But that didn't keep him from going back for seconds, and his reaction is priceless (and adorable) each and every time.
Now go ahead and watch that on repeat. You know you want to.
This article was originally published Mar. 11, 2015 at 5:45 p.m. ET.