They performed together for the first time in 10 years on Saturday's X Factor: Celebrity final.
And The Pussycat Dolls have revealed their excitement following their highly-anticipated routine, with Nicole Scherzinger insisting 'this is just the beginning'.
Speaking exclusively to MailOnline, the 41-year-old singer said: 'It was so great to be back together again. The energy from the crowd was amazing and spurred us on.
Girl power: The Pussycat Dolls have revealed their excitement following their highly-anticipated reunion on Saturday's X Factor: Celebrity final, with Nicole Scherzinger insisting 'this is just the beginning'
She added: 'This is just the beginning of what we have in store for everyone!'
Nicole is reuniting with bandmates Carmit Bachar, Kimberley Wyatt, Ashley Roberts and Jessica Sutta for a reunion tour.
The five of them for the first time in a decade on Saturday, when singing a medley of their hit songs - including Don't Cha and Buttons - on the X Factor: Celebrity final.
Biggest hits: They performed a medley of their greatest hits including Loosen Up My Buttons Baby, When I Grow Up and Dontcha for the adoring crowd
Stunning: Nicole shocked fans as she slipped into a very revealing ensemble when she took to the stage to perform with The Pussycat Dolls
Speaking after their reunion, Ashley said: 'What a buzz. Back on stage with my girls! Loved every second of it. Bring on the tour hunni.'
While Carmit added: 'The energy was insane. Pure magic. It's like no time has passed and there's no doubt we're back. It feels incredible to be back on stage with my girls on a whole new level. PCD 2020!'
'Tonight was the night! I got to be back on stage with my Dolls on The X Factor. We threw it down,' Kimberly said, while Jessica added: 'It felt so good to be back with the girls again. We had raw freaky fun.'
Fierce: Deemed 'too sexy' for a pre-watershed performance, the Pussycat Dolls danced on chairs, before being drenched in water for the last part of their routine