Partyin’ partyin’ yeah – fun, fun fun!
It follows the 'Friday' singer's 2020 tracks 'Self Sabotage', 'Closer' and 'Alone Together'
"You’ve been asking, here we go"
The singer shared an emotional message on the song's 9th birthday
The track is the follow-up to her excruciating viral hit 'Friday'
'Friday' singer leaves after taking a dislike to being sung to in the hallways
Hear the YouTube sensation's second single
Follow-up to 'Friday' is set to come out next Monday (July 18)
Legal battle over the viral smash continues