The 32-year-old comedian appeared alongside the Russian ballroom dancer on Strictly's spin-off show It Takes Two, in a bid fix any damage caused ahead of their Charleston on Saturday night.
But the pair have received backing from Morgan, who said he will make the effort to watch the programme because it will be "fantastically awkward" and that he "can't wait to watch them dance".
She told host Zoe Ball: "Obviously I apologise, and I can't apologise enough to everyone who it hurt and involved".
"But the main thing for me is that me and Neil are absolutely fine that's what matters to me the most".
One of their partners, however, wants the world to know she is not a victim in this.
Seann said: "I would rather not have to address this publicly but I feel I have to".
However, Seann has now taken the opportunity to tell his side of the story - claiming he hasn't been portrayed accurately and that his relationship with Rebecca "wasn't perfect".
Astronauts escape malfunctioning Soyuz rocket
EDT (1645 GMT), when they will be greeted by their three Expedition 57 crewmates: NASA astronaut Serena M. Auñón-Chancellor, European Space Agency astronaut Alexander Gerst and Russian cosmonaut Sergey Prokopyev.
"I made a mistake which I'm very sorry for and for all the hurt I've caused".
"I'm still sorry for what I did, but it's very important for me to get that out there".
'It's important also to recognise that in these situations those who hold power over you are insecure and fragile, and their need for control comes from a place of vulnerability, ' she said, 'I think it certainly does in Sean's case.
Walsh said the kiss happened after they had had a couple of drinks.
"I'm not ideal, far from it, our relationship wasn't flawless. That doesn't mean I wanted it to end the way it finally did, and I'm very sorry for that".
'I have a voice and will use it by saying this to any woman out there who deep down feels worthless and trapped with a man they love: Believe in yourself and your instincts.
Walsh and Jones are set to continue to dance together on the BBC show, where so far their routines have included a jive and a paso doble to The Matrix theme tune.
Will you be watching Strictly on Saturday night?