Down-tempo groove: Diabolic Bass presents Down Tempo Groove artist Zohra Ptah accompanied by DJ Audio Vamp at 10:00 p.m. at the Egyptian Tea Room, located at 4644 College Ave. Admission is free and all ages are welcome. (619) 265-7287.

Ice Cube: The king of hip-hop comes to 4th & B at 8:00 p.m. The former N.W.A. member known for hits like “Straight Outta Compton” and solo albums like AmeriKKK’s Most Wanted is touring to promote his newest release, Laugh Now, Cry Later. Tickets are $32.50. (619) 231-4343.

Adams Avenue Roots Festival: Adams Avenue comes alive this weekend during its annual music, culture and food celebration, where numerous stages feature everything from world music and reggae to bluegrass, rock and folk. Vendor booths will offer an eclectic mix of world cuisine and shopping, and a beer garden will be available as well. The festival takes place from 10:00 a.m. to 9:00 p.m. on April 22, and 10:00 a.m. to 6:00 p.m. on April 23. Admission is free. (619) 282-7329.

Taste of Uptown Hillcrest: This year’s annual tasting extravaganza takes place from 10:00 a.m. to 3:00 p.m. Sponsored by the Hillcrest Business Association, this is your opportunity to eat, drink and be merry at over 30 participating restaurants for only $25. Call (619) 299-3330 or visit www.hillcrestassociation.com to purchase tickets or obtain a list of participating restaurants.

Wild Jammin Women benefit: Judy Brown and her Avocado Moon Band will perform blues, jazz, rock and eclectic favorites from 6:00 to 10:00 p.m. at Metaphor Coffee House & Gallery to benefit the Wild Jammin Women music camp. Acclaimed Spanish classical guitarist Warren LaPlante will open. Tickets are $10. Metaphor Coffee House & Gallery is located at 258 E. Second Ave. in Escondido. Call (858) 270-7922 or e-mail masagoetz@worldnet.att.net for more information.

Earth Day celebrations: The 15th annual Multi-Cultural Earth Day Celebration takes place from 11:00 a.m. to 5:00 p.m. at the WorldBeat Cultural Center, located at 2100 Park Blvd. in Balboa Park. Along with two music stages will be African drum and dance performances, belly dancing, Japanese Taiko drumming and Brazilian dance and capoeira. (619) 230-1190. Down the way along the Prado, the annual Earth Fair takes place from 10:00 a.m. to 5:00 p.m., featuring a healthy food fair, more than 200 exhibitors and a folk music stage. Admission is free to both celebrations. (858) 272-7370.

Rooftop tailgate: Before the Padres game, head on down to Stingaree and tailgate in style in their 7,500 square-foot rooftop Oasis bar with an all-star menu featuring items like Mike Piazza’s Primo Pizza Pie, Ryan Klesko’s Killer Quesadillas, Kevin Tower’s Triple Threat (seafood trio), Bruce Bochy’s Big League Burgers, Winfield’s Winning Nachos and Gwynn’s “Batter Up” Baby Backs. Stingaree is located a few blocks from the ballpark at 454 Sixth Ave. (619) 544-9500, www.stingsandiego.com.

Introduction to Wine: Expand your knowledge of wine and how it relates to food in the second installment of the San Diego Wine & Culinary Center’s Introduction to Wine courses. Participants will taste, compare and discuss varietals from around the world, and will pair them with different foods. Admission is $35. The center is located downtown at 200 Harbor Dr., Suite 120. To register, call (619) 231-6400 or visit www.sdwineculinary.com.

Gentlemen’s Martini Night: San Diego’s weekly gathering for gay professionals and friends takes place at a different location each week. There are no membership fees, cover charges or hidden agendas. There is a mandatory dress code: dressy casual or business attire. No tank tops, cut-off sleeve shirts, T-shirts, blue jeans, distressed pants, shorts, open-toed shoes, tennis shoes or club-wear. The event takes place each week from 7:00 to 10:00 p.m. at some of the best known hotels and resorts in San Diego, Coronado and La Jolla. A surprise location will be revealed approximately three days prior to the event at www.gentlemensmartininight.com.

Rosenblum tasting: Taste five wines from the Bay Area winery Rosenblum, described as a “zinfandel lover’s paradise.” The tasting begins at 7:00 p.m. at The Wine Encounter, located at 690 University Ave. in Hillcrest. Admission is $30 and includes appetizers, crackers and bread. Reservations are required. (619) 543-9463 or www.thewineencounter.com.

Club Pussy Galore: Every Wednesday night at The Beauty Bar, Robin Roth and her all-female DJ lineup perform. Listen to the sounds of glam, retro, electro, garage rock, ’80s, Brit pop, indie rock, industrial, punk, new-wave, metal, gothic and synth-pop. There are also giveaways, manicures, body art and drink specials. The Beauty Bar is located at 4746 El Cajon Blvd. (619) 516-4746.

North Park Farmer’s Market: Browse and shop at this farmer’s market located in the heart of North Park where the atmosphere is friendly. Featured items include fresh fruits, vegetables, breads, flowers, handicrafts, specialty treats and more. The market takes place 4:00 to 7:00 p.m. and is located on North Park Way between 29th and 30th streets. (619) 516-1618.

Sue Palmer Supper Club: Sue Palmer plays with Deejha Marie and Sharon Shufelt at Martinis Above Fourth every Thursday from 7:00 to 9:00 p.m. See the Queen of Boogie-Woogie on the beautiful grand piano at the’50s-style supper club, located at 3940 Fourth Ave. Take the elevator up to the second floor. (619) 400-4500.