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 。

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。By signing up you agree to our Terms of Use and Privacy Policy.。

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But then, when we move on to the next scene..。

Credit: twitter/chiefbrody1984。

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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