Rob Kardashian Flees Sister Kim Kardashian's Wedding Hour Before She Is Set To Wed Kanye West #KIMYEWEDDING

It looks like not everyone in is in the celebratory mood this weekend.

TMZ is reporting that brother of the bride, Rob Kardashian bailed on his sister nuptials.

The reality star booked a flight from Florence, Italy to Los Angeles the night before his sister Kim Kardashian was set to marry rapper Kanye West.

The celebrity gossip site is reporting that some major family drama went down causing the baby bro to hastily book a flight back to LA. They also learned that Rob was in tears while frantically looking for tickets to get back home.

The youngest Kardashian has recently been making headlines for his weight even getting the topic trending on Twitter. Speculation has been arising citing that his weight gain could have been the issue that he came to blows with his family over. The real reason for the family drama is unclear at this time but we are sure it had to be good to miss his own sister's wedding.

Rob came out in defense of his weight a few days ago, taking to Twitter to address his more than 50-pound weight gain over the last year or so.

"I'm a grown man and will work on myself when I choose. I'm aware that I'm fat that def aint a surprise to me lol and my only therapy will be in the gym, anyways had to say somethinggggg."

TMZ was waiting for the sock fashion designer when he arrived home at LAX, so stay tuned for some footage of his arrival.