They partnered with Awesomeness to produce several web shows, including their self-titled reality series which has run for five seasons.

[3] They auditioned for the X Factor with their older sister Alex, performing "Telephone" by Lady Gaga and Beyoncé.

[3][6] Niki and Gabi were cast in the YouTube Red comedy-drama web film Dance Camp as the characters of Mia and Mya respectively.

[10] Niki was cast as Sadie in the second season of the Hulu horror web television series Freakish.

[15] In September, Gabi was featured on Mina Tobias' track "Another One" with Kai Lucas, the same month, she released a single titled "Yacht".

[23] While remaining independent, Gabi signed a management deal with Roc Nation, and her solo album, at the time called Beautiful Mess was set for release in spring.

[12] Due to changes in plans and new songwriting sessions, Gabi's album has been renamed to Paintings of Me, with a new release date.

[29] Niki gave an interview for Vanity Teen magazine in March, following the release of her single "Messy Room".

[32] In August, Gabi opened for German DJ and producer Zedd at his concert in Musikfest, performing songs from her album, and she also released Paintings of Me's second single "Not Today".

[33][34][35][36] The same month, she partnered with Pumpkin & Spice and launched their skincare line, and Niki announced her debut extended play.

[47] In September 2019, Niki and Gabi released a video on their channel titled "Going to College Dressed as Celebrities Challenge" in which American singer Normani was portrayed by a man.

[48] In March 2020, Niki posted a TikTok in wake of the COVID-19 pandemic which showed her with an Asian manicurist, both masked, while the song "It's Corona Time" plays over the video.

The TikTok was criticized as racist and insensitive due to the implication that the manicurist had COVID-19 amid the rising xenophobia and racism experienced by Asians in the United States during the pandemic.

[49] In December 2020, Gabi made a nude video of herself at the age of 3 available for sale for $3 on the content subscription platform OnlyFans.