The daytime star is moving to This Morning from next month onwards.
The This Morning host recalled the "special times" she shared with the late dancer.
The duo are taking over after Philip and Holly left last year.
"I love live TV..."
Lorraine Kelly Shares Her Honest Take On Phillip Schofield And Holly Willoughby's This Morning Exits
"I miss them," Lorraine said of her former ITV colleagues.
Rylan opens up about Big Brother, This Morning and saying goodbye to "Mr Presenter" to embrace new challenges.
"And so it begins..."
"All I ever want is clarity and compassion," the presenter has insisted.
The daytime show has been without a permanent host since the departures of Phillip Schofield and Holly Willoughby.
Phillip Schofield 'Declined' To Take Part In A Review Of His Behaviour Following His Departure From ITV
The ex-host “reluctantly declined” due to a “risk to his health”.