Everyone was in the family photo - even disgraced Scott - which has made Rob's absence even more concerning
It has been some time since Rob Kardashian has publicly taken part in any family activities.
But fans were left shocked last night when Kris’ only son failed to attend the klan’s Thanksgiving celebration – which saw all extended family come together (even Scott and Corey were there).
The family portrait was first posted online by Kylie and social media users were quick to point out that once again he was not there.
Even more confusing was the fact a gentleman, which no one has yet been able to identify, was present.
One person posted a picture of the gentleman and joked: “rob kardashian has really changed :/”
Others were more concerned though with one fan writing: “So can we discuss the memory of Rob Kardashian, it's honestly troubling lmao.”
Another asked: “Where in the world is Rob Kardashian?”
Some have come up with theories - did he take the picture? Is he secretly dead?
The 28-year-old, who lives with big sister Khloe, also chose not to tweet throughout the celebration – while the rest of his family members kept their fans updated.
Rob is very rarely seen out anymore
Since then the former reality star – who is believed to have gained around 100lbs – has only been seen in public twice.
Earlier this month however mum Kris suggested he could be returning to TV at some point soon – when asked if he would be on the new series, she said: