On Friday, the singer took to Twitter to share a photo of his blonde beauty flashing a smile and major side boob.

I showed side boob.

And while she's happy to rock a cleavage-baring deep-V neckline in photos, she will not show side boob in real life.

Love, love, love Diane Kruger because if there is a woman who knows how to rock a "side boob" with absolute style, she does.

Gomez hasn't taken nearly as much heat as Cyrus, though she has shown a fair amount of side boob with her red carpet choices of late.

The Australian actress wore the racy gown to China's version of the Oscars, flashing a hint of both front and side boob.

The survey found 41 per cent of us suffer from the Side Boob, where wires in the cup sitting on your boob rather than your ribcage.

NO BUTT curves, no nipples, no side boobs and no naughty words in other languages on your T-shirt.

Even before the bizarre "no side boob" memo from CBS, the Grammys were the one bright pre-Oscar light in the endless wintery deluge of awards shows.

Another brave look from Lara (Picture: Dave M. Benett/amfAR14/WireImage) What's with all the side boob?

On the Instagram account Millie Mackintosh is flaunting a side boob and 2ManyDJs are 'killing it' at something really frightening called We Love Brunch.

The side boob - created by a bra's wires in the cup sitting on the breast, causing it to spill out to the side, rather than on a woman's rib cage.

She's wearing a flared skirt and a tight body with a lot of side boob on display ('Everything is sort of going up again,' she says, rearranging them in her top, 'back to where it should be after breastfeeding').

If you hold the chorus of pre-show red carpet reportage up to your ear like a sea shell, you would know that hair is in, Reese Witherspoon is just the most and side boob is the new black.

The study found that there are seven common faux pas that British women consistently make: The Quadraboob, The Side Boob, The Ledge, The High Rider, The Big Stand Off, Saggy Cups and Super Drooper.

And Kirstie really took creative control over this one, detailing her vision of Maks as Jagger riding up in a Union Jack Mini Cooper with Mirrorballs dangling from the rear view mirror, and her costume with a bunch of side boob.

Just when you think you understand fashion, when you have got to grips with yo-yoing hemlines, "side boob," trumpet sleeves, with outerwear as underwear and vice-versa, with ironic crystal-studded hoodies at Tom Ford and iconic handbags at Mulberry, something comes along to shake you out of your assumptions.

Had one of them gone rogue and shifted, the dress would have revealed even more than the ample sideboob already on display.

Partly because it makes a change from focusing on a female celebrity's sideboob, say, but also because it's a big deal.

Read: Plenty of sideboob and contoured buttcrack action.

Apparently side-butt really really is the new sideboob.

Ultra-plunge long gown with a pap-friendly glimpse of sideboob: yawn, right?

But CBS has dragged a needle across that record with a memo detailing why sideboob won't be tolerated for this telecast.

Irina Shayk shows some sideboob on the All Is Lost red carpet in Cannes.

Gwyneth Paltrow's sideboob and legs stole the show, whilst mixed reviews came in for new mummy Beyonce wearing Givenchy.

Over at MTV's Video Music Awards, sideboob may actually be required for stars like Miley Cyrus to gain access to the red carpet.

Jennifer Lawrence revealed some sideboob on the red carpet in London at the second premiere for The Hunger Games: Mockigjay - Part Two.

The controversy came to be known for the fact that the most explicit content actually shown was the side profile of a breast and led to the popularization of the internet meme "alien sideboob".

She further explained: "Holding onto the white guitar as she curves her body, Delta shows off some risque sideboob as she squares off to the camera braless in a black leotard tucked into high-waisted black skinny jeans."

CBS may have sent out a memo to Grammy talent saying sideboob and other "fleshy" bits were not welcome at the telecast and must be covered up, but more than a few stars decided to ignore the note in the name of fashion.