Mongeau's most famous videos are her "storytime" videos. On February 10, 2017, Mongeau posted on her Snapchat that she was being investigated by the FBI after someone hacked into her emails and "sent a bombing and shooting threat to McCarran International Airport".
On January 24, 2017, Mongeau posted a video titled "The N Word" which has received over 7 million views. In the video, Mongeau describes an encounter where a person on her tour (later revealed to be YouTuber iDubbbz) told her "say nigger", in response to a tweet posted by Mongeau to iDubbbz, telling him to kill himself for his comedic use of "nigger" in his YouTube videos. iDubbbz in turn made a video outlining her hypocrisy, pointing out examples where she had previously and publicly used the word hatefully. On February 17, 2017, Mongeau posted a video titled "An apology" in response to the iDubbbz drama which has received over 3 million views.
Mongeau's debut single, "Hefner", was released in November 2017. The music video featured Bella Thorne. That same month, Mongeau was featured on an episode of Maury. Mongeau collaborated with Lil Phag and Dr. Woke on a song titled "Deadahh" that was released on December 15, 2017. She released her second solo single, "W", on March 1, 2018. Her third solo single, "Fuck Up", was released on August 31, 2018.