Bartlett participated in the Outernatia Song Contest 72 in ʘ, Mărium, with the song "Spit it out" by Solar, internally selected by the national broadcaster Bartlett Broadcasting Corporation (BarBC). They qualified for the Final where they placed sixth.
BarBC has decided on an internal selection for OSC 72, which will coincide with Bartlett's third anniversary in OSC. Solar, who participated with her group MAMAMOO in ISC 93 for Bartlett, was selected with the song "Spit it out".
At OSC 72
Semi-final
Bartlett was drawn to perform tenth in the First Semi-final, between the songs from Nickymania and Kaeros Islands. They placed fifth in the semi with 75 points.
Final
Bartlett was drawn to perform fourth in the Final, between the songs from Ladoga and Gandhara. They placed sixth at the end of the voting with 106 points. They also got 12 points from Asankon.