The 42-year-old SKIMS founder was on her way to the star-studded bash to celebrate Stephanie, though surely turned heads herself in her attention-grabbing outfit that was hard to ignore.

Shepherd is the former assistant to Kim, and even though the two had a rumored feud after Shepherd left her position as COO of Kardashian’s KKW company, but Kim later denied it clarifying that Shepherd, ‘just wanted to go in a different direction.’

She went on to pursue other career opportunities and interests which includes co-founding non-profit Future Earth, serving as Chief Innovation Officer for Plus Body Care as well as acting and modeling.

The bride – who has yet to be seen in her dress – was tying the knot with Larry Jackson, the former Global Creative Director at Apple Music.

Jackson recently launched Gamma, a new music company — after 20 years in heading up several music companies which include Apple, Interscope, RCA and J Records.

Don’t tell the Bride! Kim Kardashian wears a VERY revealing outfit as she risks upstaging pal Stephanie Shepherd’s wedding in Beverly Hills

Lookout! The 42-year-old SKIMS founder was her way to the star-studded bash to celebrate Stephanie – and put on an eye-popping display

Justin Bieber and Kris Jenner were also among the stars lining up on Sunday to celebrate the fancy nuptials.

Justin — who was joined by his wife Hailey Bieber — and Kris offered competing glamorous styles for the ceremony, while 29-year-old Justin opted for an ultra-casual look.

The Sorry singer wore a slightly oversize white shirt with significant wrinkles, and he left it untucked from his black trousers.

Swizz Beatz and his wife Alicia Keys were also in attendance, with Swizz giving a glimpse at the reception party on his social media where rapper Timbaland performed.

Also enjoying the wedding were Malika and Khadijah Haqq, who stunned in black floor length gowns as well as Brooklyn Johnny, La La Anthony, Simon Huck and Evan Ross.

Coming to steal your thunder! Kim proved to be an eye-catching guest at the star-studded wedding

Having a gas: Kim seemed to be in high spirits as she was pictured at a nearby gas station

Stunning: Single Kim certainly isn’t shying away from her signature 𝑠e𝑥y style

Simply stunning: No doubt a lot of eyes were on Kim at the wedding

During an episode of her YouTube series Who’s in my Bathroom? she and Kim Kardashian, 42, interviewed each other.

‘Have you ever joined the mile-high club?’ Kim asked Hailey during a spirited game of Truth or Shot.

‘Yes,’ Hailey responded without skipping a beat, while Kim added, ‘Samesies.’

‘I was gonna say I don’t even need to ask you that,’ Hailey said, prompting Kim to ask, ‘Why don’t you need to ask me that?’