The rugby player said he and his dancer fiancee have 'been through the wringer' over the past nine years.
The couple met on 'Strictly' in 2013 and have a six-year-old daughter together.
The Olympic swimmer apologised to his girlfriend of three years for "letting you down".
The singer said she wanted to remain the 'one staple; in her sons' lives after her divorce from Jamie Redknapp.
The dance contest is notorious for celebrities and their partners getting together.
The Olympic swimmer has warned 'Strictly' viewers that gossip has 'real life consequences'.
The 46-year-old singer and mother-of-two said she regrets saying yes to the show.
The GMB newsreader has insisted there is nothing going on between her and dance partner Giovanni Pernice.
Nicola Adams' girlfriend Ella Baig has said she is 'not worried' about the infamous Strictly curse after the former boxer was paired with pro dancer Katya Jones
The professional dancer split up with wife Katya last year after 11 years of marriage.
The former 'Emmerdale' star's wife also took to Instagram to claim there was 'no drama' between them.
The 'Strictly' judge admits the show is not as good without a romance on the dancefloor.
The TV presenter won the dance show in 2014 with Pasha Kovalev and split from her boyfriend Jack Street during her time on the show.
The judge added that she doesn't go to parties where 'adult things happen'.
The 'Strictly Come Dancing' star announced her split from fellow professional dancer Neil Jones in August.
The celebrities and professionals must all dance in a "chemistry circle" while producers observe who works best together.
The ballroom dancer was the first to be hit by claims of an affair.
Blue singer Simon Webbe has admitted that he requested the BBC pair him with an unattached 'Strictly Come Dancing' professional so he wouldn't get caught up in 'the curse.'
The rendezvous comes amid marriage drama for both stars.