Cheryl's past remarks are coming back to haunt her...
"It will never feel like the old Girls Aloud again but we’ve reached a point where we feel ready to celebrate all of it. Sarah included."
Nicola Roberts' cryptic Instagram post has got fans' imaginations running wild.
Girls Aloud singer Sarah died in 2021 aged just 39, following a breast cancer diagnosis.
The former bandmates joined Years And Years' Olly Alexander on stage for a special surprise for pop fans.
Five stars have now been confirmed for the one-off festive special.
Kimberley Walsh, Nadine Coyle, Nicola Roberts and Cheryl Tweedy hosted The Primrose Ball to raise money in Sarah's memory.
Cheryl, Nadine, Nicola and Kimberley took part in a 5km run to raise money in memory of their former bandmate who died of cancer last year.
The Girls Aloud stars attended the press night of new stage show Fantastically Great Women Who Changed The World.
The singer's death was announced on Sunday by her mother.