IT'z Different is the debut single album by ITZY. It contains two songs including title track "Dalla Dalla". The song was certified Platinum by Korea Music Content Association (KMCA) after surpassing 100M streams on Gaon Digital Chart, making it the first debut song by a K-pop group to earn this certification. At the time of release, the song's music video achieved the highest number of views for a K-pop group's debut video, with 17.1 million views in 24 hours. "Dalla Dalla" won a total of 9 music shows.