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Rob Kardashian has been eating too much, and because of that he's gotten super fat. So he's not going to attend his sister's wedding. He's depressed. A source tells Radar:
"Rob is upset about his changing shape and truly feels like the black sheep of the family."

The family insider added that even though the 26-year-old is "very close" to father-of-one West, "he has no desire to go to France" for what is destined to be an over-the-top wedding.

"Of course, that could change. Kim is his sister. He loves her. But he knows this will be all about Kim and as usual, Rob feels he would be like the third wheel," revealed one Kardashian spy. "The reality of their situation is that Kim and Rob haven't been that close in years.