Bella Hefner is a singer-songwriter and a rapper. She began her career in 2021 and have been released one studio album and one mixtape. She has made music in a variety of genres, often focusing on themes sexual liberation, fame and love. Bella Hefner is a known face within the Roblox Barbie community. Her rise to fame began on the social media platform known as TikTok. Bella creates electronic pc music inspired by artists such as Ayesha Erotica, Paris Hilton, Britney Spears, The Millionaires, and the whole entire Barbie community as a whole. She’s also known for her promiscuous demeanor and attractive physique, which she loves to show off. She is the life and soul of the party, a flirtatious, confident, well-known, and entertaining girl boss that's not afraid to be herself. 

Bella Hefner begun her career in June 2021, and begun her R-Pop career in 2022, she released her first song, "Barbie" on June 30, 2022 on Soundcloud, she described as her one of the favorite songs. The song was re-released through streaming services on July 3, 2023 after it later removed.

Hefner's debut single, "Sex on the Beach" was released on June 9, 2023, with featuring Chanel Demar. The song was announced June 3rd and serves as the lead single from her self-titled debut mixtape. It later followed the singles, "Superstar", "It Girl" and "Touch My Body" were released through June 23rd, July 19th and on September 20th and with the remixes of Snow Queen's hit, "Anna Bortion" and Chloe Galore's "Y2K", the remixes were released through June 22nd and July 12th. The songs were appeard from the mixtape, except "Y2K".

Bella's debut mixtape, Bella Hefner was released on September 21, 2023 and it reached 20k streams as of February 2024, the mixtape became the most-streamed mixtape of 2023, and also became the first project to have two songs to reach six thousand streams. It received positive reviews from music critics, who praised its production, lyricism, themes.

Following a short hiatus, Bella returned to R-Pop industry by releasing two singles, "Citizens Arrest" with Luxurious Latisha and the lead single off her upcoming debut album, "In the City", both were released on January 5, 2024. The songs were later followed by "Rodeo", "Feels" with The Domien, "Heartbreaker" with Chanel Celeste Hilton.

Her debut full-length album, Scarlet Red was released on February 23, 2024, with the singles include "In the City", "Rodeo", Rthot" and the title track which they released on January 5, January 19, February 1 and February 3, an deluxe edition titled After Hours Edition was released on March 26. Bella also made her live debut by being as a opening act for Chanel's The CCH Experience: The I'm Coming Out As A Christian Tour.

Her sophomore full length album, AMERICAN DREAM was released on June 7, 2024, with the singles including “Party Girl” featuring Snow Queen and “iCarly” on April 10 and April 21. The album was described as something “experimental” and new, being produced in her best friend’s bedroom rather than a studio. Bella later said that the album wasn’t really made to be taken seriously and she wanted to give the people something to go “clubbing” to over the summer, proving that she’s RPOPs ultimate party girl. Bella had two shows for the album, “The Party Girl experience” and the “American Dream experience” that was opened by Chanel Celeste Hilton, Thunderpuss, Kiki Diamond and Shata Mcrae.