Wednesday and Thursday, April 15 and 16
Shop the Zac Posen for Target collection, day to evening looks all under $200, at a 24-hour launch party from 11 p.m. tomorrow through 11 p.m. Friday, at 481 8th Ave. at 34th Street, Manhattan.

Target said in an online statement, "With an array of colorful dresses for day and formal pieces including Target's first full-length gown for night, Posen ensures that every woman is dressed the part.

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Shop the full collection before it goes on sale April 25 in Target stores and at Target.com.

Zac Posen dress for Target. (Handout Photo, Undated)