[9] In 2003, Robin Antin saw her work in music videos and asked Roberts to join the Pussycat Dolls, along with Nicole Scherzinger, Melody Thornton, Carmit Bachar, Kimberly Wyatt and Jessica Sutta.

[10] The group achieved worldwide success with the singles "Don't Cha", "Stickwitu", "Buttons", and their multi-platinum debut album PCD (2005).

[11] The group's second and final studio album Doll Domination (2008) contains hit singles "When I Grow Up", "I Hate This Part" and "Jai Ho!

[13] In February 2010, for these reasons, Roberts, Wyatt, Sutta, and Thornton had announced their departures from The Pussycat Dolls and the group disbanded.

[19] In 2013 Roberts stabilized as television presenter, debuting in the variety show Ant & Dec's Saturday Night Takeaway from 2013 to 2016.

[18] That year, Roberts signed with Metropolis London and released her debut solo album, Butterfly Effect, on September 1, 2014, only in UK.

[26] On November 29, 2019, The Pussycat Dolls confirmed their comeback and, on February 7, 2020, they released a new single, "React", with a live performance on the finale of The X Factor: Celebrity.

[27][28][29] They announced a 36-date world tour, but plans were canceled due the worsening situation arising from the COVID-19 pandemic and the group ended the reunion in 2021.