During an appearance on The Ariel Helwani Show, he said: ''It feels weird because [Daniel Dubois] was at the public workout and then, just like that, he got real ill.
But Parker's bid to become a two-time heavyweight champion was derailed just days before the Riyadh rumble when defending champion Dubois was struck down by a viral infection.
JOSEPH PARKER has seemingly revealed his doubts over the illness that scuppered his showdown with Daniel Dubois.
Dubois has yet to break his silence on his withdrawal from the fight, which Parker still can't quite fathom.
Parker made light work of his short-notice opponent, keeping his title hopes of straightener with Dubois alive with a second-round stoppage.