"Dalla Dalla" waa heestii ugu horreysay ee ay kooxda gabdhaha ee Itzy, oo ay sii deysay JYP Entertainment Febraayo 10, 2019. Waxaa la sii daayay iyada oo ay weheliso fiidiyowgeeda muusikada, iyo albumka It'z Different, oo ay ku qoran tahay hees kale oo cinwaankeedu yahay "Want It?". Waxaa qoray Galactika, kan wuxuu ku saabsan yahay is jeclaanta iyo kalsoonida. "Dalla Dalla" waxaa qoray kooxda wax soo saarka muusikada ee Galactika (별들의 전쟁). "Dalla" (달라) waxaa loola jeedaa "kala duwanaansho" af Kuuriyaan ah, ereyo ay ka mid yihiin: "Waan ka duwan ahay carruurta kale / Ha, isku dayin inaad igu cabirto halbeeggaaga / Waan jeclahay naftayda, xoogaa waan ka duwanahay, haa / waan kaa duwanaha. IZM give the song 3 stars out of 5. Tamar Herman oo ka tirsan Billboard ayaa wadada ugu magac dartay "heesta awoodsiinta, soo bandhigida ITZY koox ahaan taas bedelkeeda dhigooda," iyo sidoo kale "feisty iyo deg deg u bedelka dabeecadaha iyo dabeecadaha," taasoo muujineysa "burburka hip-hop" guud ahaan.