Piers Morgan
His former co-star Margarita Pracatan also said she was "shocked" by the news of his death.
The Good Morning Britain hosts were recently at the centre of a Woman's Own story claiming they had fallen out behind the scenes.
The presenters have been having a bit of back-and-forth on Twitter.
The two exchanged words after a comment Adil made during an appearance on Have I Got News For You.
Good Morning Britain's Piers Morgan wasn't impressed with the idea either, unsurprisingly.
Piers paled in comparison to his co-presenter Susanna Reid's performance on the quiz show.
Adil made a dig about the GMB host during an appearance on Have I Got News For You, and Piers was not happy.
Dan pointed out his ongoing feud with Piers Morgan was actually pretty one-sided.
Heavily-edited footage of shadow Brexit secretary on Good Morning Britain is “misleading and unfair”, says Piers Morgan.
The former Harry Potter star made the comment about being single in an interview with British Vogue.