Kylie Jenner Debuts on Victoria's Secret Runway in $50 Million Fantasy Bra

1. What happened

   According to a Vogue headline, Kylie Jenner debuted on the Victoria's Secret runway wearing the brand's $50 million Fantasy Bra. The headline is the only detail available to this explainer.

2. When it started

   The date of the runway appearance is not stated in the information provided.

3. How it spread

   The report was surfaced through a Google News link to a Vogue article. The full article text was not available, so details of the show and the appearance are unconfirmed here.

4. Why it matters

   The source does not describe the reasons or context behind the appearance. Further coverage would be needed to explain its significance.