[4] From 2006 to 2013, Greenidge was a Resident Playwright at New Dramatists in New York City[5] She is currently associate professor at Boston University, teaching playwriting and mentoring undergraduate students.

The play opened Off-Broadway at Playwrights Horizons Peter Jay Sharp Theatre on October 13, 2011 (previews) and closed on November 27, 2011.

[11][12] Greenidge was partially inspired by news stories in the summer of 2008 about the so-called "pregnancy pact" at Gloucester High School, Massachusetts.

Its structure mirrors Sleep No More[24] and Fefu and Her Friends by splitting the audience into groups that experience scenes in different sequences and styles, ranging from naturalistic to absurdist.

The New York Times said Luck of the Irish "feels overburdened and overwritten,"[19] whereas the Chicago Tribune praised it as "riveting and provocative.

"[25] In “Teenage Motherhood Is Serious, Especially With Baby Bling at Play” in the New York Times, Charles Isherwood critiques Milk Like Sugar's rich, vernacular dialogue and sharply defined characters, which create humor and authenticity.