ET caught up with the 40-year-old baseball pro backstage ahead of the 'Dancing With the Stars' finale.
In an exclusive statement to ET, the fitness guru also reveals what he kept from Slimmons.
Georgina met Grande at the singer's concert in Manchester, England in 2015.
Ariana Grande's Tour Opener Victoria Monet Breaks Silence on Bombing: 'I Will Never Understand This Hate'
The actor portrayed 007 in seven films, including 'Live and Let Die' and the 'Spy Who Loved Me.'
Drama is brewing in Cannes!
The 18-year-old student had tweeted her excitement to see the singer ahead of the concert on Monday night.
The current death toll remains at 22 in addition to the suicide bomber.
A spokesperson for the singer tells ET that 'Ariana is OK.'
She's a civil defense attorney.
Ross and his partner, Lindsay Arnold, nabbed a perfect score for their freestyle on Monday night.
'The Late Late Show' was finishing its taping when the news broke.
The death toll is now at 22.
The professional football player earned his first perfect score during the first night of the 'Dancing With the Stars' finale.