Rob Kardashian has been steering clear of the spotlight for so long now that he's ironically drawing more attention to himself than ever before.

Photos of the sole Kardashian brother are as coveted as pics of the Loch Ness Monster, and questions about what's keeping Rob cooped up are on the minds of millions of Kardashi-Fans:

Posted in: Rob Kardashian

It's hard to pinpoint exactly when Rob Kardashian's downward spiral began, but the once svelte and gregarious reality star has been sinking lower and lower for at least the past year.

It may have started when Rob bailed on Kim Kardashian's wedding in order to avoid the paparazzi (and jokes about his considerable weight gain). It certainly got worse when he compared Kim to the "b-tch from Gone Girl" on Instagram.

Posted in: Cheryl Burke