It'z Different (stylized as IT'z DIFFERENT) is the debut single album by South Korean girl group Itzy.

On January 24, 2019, JYP Entertainment shared the first teasers for the debut of the group, continuing the following day.

[1][2] From January 26 to February 1, the individual teasers for each member were released.

[3][4][5][6][7] The same day, the first teaser for the music video of the lead single "Dalla Dalla" was uploaded on JYP Entertainment's YouTube channel.

[10] On February 8, the second teaser for the music video was uploaded.