Myleene Klass and her estranged husband are going to come face to face at a huge event.
We've really felt for Myleene Klass after it was revealed earlier this month her husband Graham Quinn walked out on her and their two daughters in April, just six months after they married.
Graham Quinn is an usher at Marvin Humes and Rochelle Wiseman's wedding as he's been tour-managing JLS for years.
[Related story: Graham Quinn walks out on Myleene Klass]
Myleene Klass is good friends with Rochelle Wiseman and has given her word she will be there after pouring her heart out to The Saturdays singer at Rochelle's hen do in London last month.
A source told the Sun: "Myleene confided in Rochelle and promised she'd still be there on her wedding day. She said she will stay strong and keep it together. Her upset has turned to anger."
Myleene Klass and Graham Quinn have two children, Ava, four, and 14-month-old Hero.
Myleene tweeted on Saturday: "Thank you all of you for the thoughts and msgs of support for me and my girls. They've given me comfort, courage and hope. #strongmamas X"
Graham Quinn opened up about their split, denying reports he walked out on Myleene's birthday.
[Related article: Myleene Klass husband: I did NOT leave on her birthday]
Marvin Humes and Rochelle Wiseman's wedding is due to take place at Blenheim Palace next month.
With a big magazine deal in place, Myleene and Graham will struggle to avoid photographers.