Kim's brother flew out of Florence early Saturday prior to the start of the ceremony.
Wearing all black and with his head down, and possibly in tears, he was spotted at L.A.X. Saturday afternoon.
The relationship with the Kardashian siblings had been troubled of late, but he did fly to Paris with his mother Kris Jenner last weekend and had planned on attending all of the wedding activities.
His failing battle with his weight was reportedly one of the issues he and his sister argued about.
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