Bartlett participated in the Outernatia Song Contest 63 in Quezzay, Mărium, with the song "Éltük az éjszakát" by Oliver Berkes, selected by the national broadcaster Bartlett Broadcasting Corporation (BarBC). They qualified for the Final, where they placed 16th overall.
BarBC participated in Trinity NF 2 with Asankon and Kimmystan, where the selected song for Bartlett, "BIM BAM BUM" by Rocket Punch, was sent to ISC 87 in Ladoga. It was later revealed that Bartlett's second place "Éltük az éjszakát" by Oliver Berkes will be sent to OSC 63 in Mărium.
At OSC 63
Semi-Final
Bartlett was drawn to open the Second Semi-Final, preceding the song from Unovah. They qualified for the Final, placing second with 76 points.
Final
Bartlett was drawn to perform ninth in the Final, between the songs from Mărium and Asankon. They placed 16th with 77 points, with top points given by Unovah.