[8] She briefly lived in Australia and Papua New Guinea, where she worked as a waitress before moving back and beginning her career as a musician and YouTuber.

[19] On 4 April 2016, Blackery announced that she would join pop punk band Busted on their Pigs Can Fly tour.

[31][33] The song, on Spotify's New Music Friday UK playlist,[34][35] was described by Record of the Day as a "slick combination of Scandi-pop" and "sassy American pop";[31] Blackery described "Dirt" as "best served cold".

"[32] In retrospect, she also admits she would revisit the choruses on "Fake Friends" and "Take Me Out," saying she wouldn't make them as "simplistic" if she made the songs more recently.

[41][42] BroadwayWorld noted that "Petty" "flirts with tropical house",[33] and the Express & Star cited elements of power pop.

[43] Lisa Hafey, praising "Third Eye"'s "upbeat disco sound" and "nice ABBA-y vibe", called Villains "a bit of a feminist album".

[45][46][47] Thomas Smith noted in an NME blog how Apple events helped Sofi Tukker, Emma Blackery, and Odesza in their careers.

[52] The three-week tour began at Oslo's Parkteatret on 4 October, followed by performances in Stockholm, Copenhagen, Sugarfactory (Amsterdam), Hamburg, Berlin, Vienna, Munich, Cologne, Frankfurt, Academy 2 (Manchester), O2 Institute2 (Birmingham), The Garage (Glasgow), and Tramshed (Cardiff) before ending at KOKO in London on 25 October.

[55] Blackery released "Cute Without You", coproduced with Toby Scott, in April 2019, adapted from a demo she produced herself as part of a collaboration with Rimmel London the year prior.

[47][56][57] In July 2019, she performed at the Evoke festival in Brentwood and for BBC Radio 5 Live, where Nihal Arthanayake interviewed her for his Headliners series.

[58][59][60] In December 2019 she performed an unreleased song titled "Plot Holes" at SitC Winter Edition at the NEC.

[72] "Everybody Lies" came out in July 2023 as the lead single,[73] while "Apologise" and "Parasite" came out prior the Cannot Help Myself EP's release in October 2023,.

[74][75] In December 2023, Blackery announced her Past & Present Tour taking place in October 2024 through several venues in the United Kingdom.

[76] She recheduled the tour in September 2024 [77] Blackery was initially inspired by Shane Dawson, Smosh, Dan Howell,[6] Phil Lester and, in 2017, by Troye Sivan.

[84] She received a Gold Creator Award for having over one million subscribers in 2015,[6] and joined PewDiePie's now-defunct Revelmode network,[85] won on Tom Scott's Game On show, was spotlighted by YouTube as one of 18 #MadeForYou UK YouTubers,[86] and appeared in the Red Bull TV documentary Kings of Content with Louis Cole the following year.