Instagram Deletes Kendall Jenner's Nipple

AP Photo/Kathy Willens

Big Brother is watching-especially when breasts are involved!

Kendall Jenner made a much buzzed-about trip down the runway at Marc Jacobs' New York Fashion Week show in a sheer blouse that left absolutely nothing to the imagination, a high-fashion moment that provoked an immediate reaction from the Twitterverse-and major virtual applause from her family.

'My baby sister killed it today!' raved Khloé Kardashian. 'Proudest sister ever!!!!' added Kim Kardashian. '@kendalljenner I love watching you live your dream! #MarcJacobs #NYFW.'

But every full-body shot posted on Instagram, either by her sisters or others, is nowhere to be found.

PHOTOS: Kendall & Kylie's other pics on Instagram

We at first thought that it was a corporate-fashion thing, that Marc Jacobs wanted them down until official images had fully circulated (or something like that).

But no-it turns out Instagram took matters into its own hands.

PHOTOS: Stars in the front row at NYFW Fall 2014

'The photo violated Instagram's guidelines that include a limitation on nudity,' the photo-sharing site tells E! News.

(Obviously they're referring to very specific parts of the anatomy-because have you seen what's on Instagram?!)

Of course, there's always supportive sis Kim Kardashian's theory: She tweeted this morning, 'Ughhhh can Instagram just delete your photos? Maybe @KendallJenner was too hot for [Instagram]!!!'

Khloé Kardashian, who also proudly posted a pic of Kendall on Instagram that is now just a dead link, spoke up right away in the face of social-media adversity, responding last night to those that had to hate on her 18-year-old sister's success: 'She's 2 dope for you to understand! You would trade places with her in a second! The hate is real! Lol bye haters! #ModelLife #Simple.'

'Basic bitches NOT wanted,' Khloé continued. ' Oops I keep forgetting I'm supposed to be on my 'don't sweat the small stuff' ish.... But I just can't pass up a good rant #SorryNotSorry.'

AP Photo/Kathy Willens

To one critic who tweeted that Kendall should have covered herself up, Khloé replied, 'It's a fashion show. She doesn't choose!'

Today she returned to Instagram with praise for Kendall's Vogue shoot--and more relatively conservative pics that are still online.

'I have no words for this!!' Khloé raved.

Obviously the exclamation points say it all.

Instagram/Jeff Henrikson

Do not miss Keeping Up With the Kardashians' special engagement event Sunday at 9 p.m., only on E! PHOTOS: The best shows at New York Fashion Week Fall 2014 RELATED VIDEOS: