Sneaking adult humour into shows or books aimed at kids is certainly not a new thing -- but it's not often you get a scene quite as eyebrow-raising as the one below.。

SEE ALSO:Netflix has pulled this children's show after a very NSFW discovery。

SEE ALSO:Netflix has pulled this children's show after a very NSFW discovery。On Sunday, Ed Brody tweeted the following images from a 。Biff, Chip and Kipper
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book.。

Tweet may have been deleted。

Okay, let's go in for a closer look.。

Credit: twitter/chiefbrody1984。

Nothing too unusual in that first one, right? Just three friends having a chat in the park.  。Mashable Top StoriesStay connected with the hottest stories of the day and the latest entertainment news.Sign up for Mashable's Top Stories newsletter
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But then, when we move on to the next scene..
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Credit: twitter/chiefbrody1984
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Yep: the implications in that one seem pretty unambiguous. 。 Tweet may have been deleted。It turns out this isn't the only adult reference that's been snuck into 。

Biff, Chip and Kipper 。

books, either.
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Tweet may have been deleted 。

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(In case you missed it, take another look at the letters on the building blocks.)。

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