Free & Cheap in New York: Thurs., Ap...

Free & Cheap in New York: Thurs., Ap...

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Zach Wahls recalls growing with ‘My Two Moms’ and 'What Makes a Family' at Barnes & Noble.

MOMS THE WORD: Zach Wahls will discuss his new book, My Two Moms: Lessons of Love, Strength and What Makes a Family, which includes a written introduction by Ellen DeGeneres. Hell be joined by his parents, Terry Wahls and Jackie Roger. In 2011, the college student gave testimony ab out civil unions that went viral on YouTube. 7 p.m. Free. Barnes & Noble, 2289 Broadway at 82nd St. (212) 362-8835.

CZECH IT OUT. The Oratorio Society of New York presents old and new Czech music with a grand choral performance at Carnegie Hall. Kent Tritle conducts Dvorks Stabat Mater and the world premiere of Juraj Filas Song of Solomon. 8 p.m. Balcony seats only $ 22-$ 35. 881 Seventh Ave., at 57th St. (212) 247-7800.

STARRY CROSSED LOVERS. Frog and Peach Theatre Companys production of A Midsummer Nights Dream will depict Shakespeares Oberon and Titania as modern celebrities with an entourage of fairies. 7:30 p.m. $ 18; students/seniors, $ 12. The West End Theater, 263 W. 86th St. (212) 868-4444.

TIME TO TOOT HIS OWN HORN. Trumpeter Ambrose Akinmusire leads a talented quintet to celebrate the 10th anniversary of the Jazz Standard. His Blue Label CD, When the Heart Emerges Glistening, has been acclaimed. 7:30 p.m. $ 25. 116 E. 27th St. (212) 57 6-2232.

CHORUS OF APPROVAL. Lincoln Centers Young Music Makers program welcomes the Highbridge Voices from the Bronx to put on a concert. 1 p.m. Free. Josie Robertson Plaza, 10 Lincoln Center Plaza, at 64th St. (212) 875-5000.

EASY AS PIE. Every last Thursday of the month, the Rock Shop presents Americana Pie, a salute to country, roots and bluegrass music. On this evenings bill: Bucky Hayes and the Radio, Mail the Horse and High Irons. 8 p.m. $ 10. 249 Fourth Ave., at Carroll St., Brooklyn. (718) 230-5740.

BUY OR CELL. The Bluestockings bookstore hosts a closing party to wrap up its Prisoner Art exhibit. Enjoy live music and an auction of the shows pieces. Proceeds will benefit the prisoners commissary. 7 p.m. $ 5 suggested donation. 172 Allen St. (212) 777-6028.

IT COULD BE VERSE. Ken Siegelman will emcee the Brooklyn Poetry Outreach at the Park Slope Barnes & Noble. Join Anthony Vigorito and featured guest Tina Chang, a Brooklyn laureate, for open mic poetry. 6:30 p.m. Free. 267 Seventh Ave., Brooklyn. (718) 832-9066.

AT LIBERTY. Actress Judith Goldsmith performs Beyond the Golden Door, a tribute to Ellis Island, at the Mitchell-Linden Library. The show is a dramatic re-creation of letters written by lower East Side Jewish immigrants. 2-3:15 p.m. 29-42 Union St., Queens. (718) 539-2330.

RACE AGAINST TIME. Craig Steven Wilder, a history professor from MIT, discusses An Oceanic Solution to Race: Colonization and the 19th-Century Dream of a White Nation at the Brooklyn Navy Yard Center. 6:30 p.m. $ 10. 63 Flushing Ave., at Carlton Ave., Building 92, Unit 300, Brooklyn. (718) 907-5992.