Friday
Roots music
Powerhouse singer Martha Redbone uses her Kentucky-via-Brooklyn background and American Indian heritage to fuse mountain string-band, soul-funk, blues, and the poetry of William Blake (it fits!) into a whole other brand of Americana. She plays at the Annenberg Center, 3680 Walnut St. Time: 8 p.m. Tickets: $20 to $45. Information: 215-898-3900 or annenbergcenter.org.
Friday & Sunday
Blood of a poet
Osvaldo Golijov's 2005 opera Ainadamar ("Fountain of Tears"), with a libretto by David Henry Hwang, is a look at the life and death of Spanish poet Federico García Lorca, killed by the fascists in 1936. Opera Philadelphia performs the work at the Academy of Music, Broad and Locust Streets. Times: 8 p.m. Friday, 2:30 p.m. Sunday. Tickets: $10 to $123. Information: 215-893-1018 or operaphila.org.
Friday-Saturday
Hanging in the stars
In Cubby Altobelli's comedy Romeo & Juliet in Space: A Space Opera Burlesque in Space!, the Bard's ill-fated lovers are really Star Wars-crossed. B. Someday Productions and Light Thief Productions team up to present the show at the Walking Fish Theatre, 2509 Frankford Ave. Times: 9 p.m. Friday and Saturday. Tickets: $18. Information: 215-427-9255 or www.walkingfishtheatre.com.
Saturday
History in the cooking
Our third president was well known for his intellect and erudition - and his love of fine food. For the program The President's Plate: Dining With Thomas Jefferson, cook Deborah Peterson will fire up the hearth to prepare Jefferson's own recipes for macaroni pudding and stewed rabbit for tasting along with punch and cakes, and there will be lessons in 19th-century table manners and churning butter. It's all at Fort Mifflin, Fort Mifflin and Hog Island Roads. Tickets: $10; $5 seniors, veterans and students under 12. Information: 215-685-4167 or www.FortMifflin.us.
Sunday
In the mood for love
Singer and dancer Martha Marie Wasser headlines My Swingin' Valentine, with chanteuse Susan Cantone and crooner Mike Simone, at the Adrienne Theatre, 2030 Sansom St. Time: 3 p.m. Tickets: $18. Information: 1-800-838-3006 or swinginthestandards.com.