Old Time Jamboree: The Florida Fiddlers Association hosts this three-day jamboree, kicking off with a potluck dinner at 6 p.m. April 27 and continuing through April 29 at the Sertoma Youth Ranch, 85 Myers Road, south of Spring Lake, on the Hernando/Pasco county line. There will be plenty of jamming and workshops. All skill levels welcome. A fiddle/banjo duet contest is scheduled for April 28. Admission is $10; kids are free. Camping available from $15 to $25 per night. There is a $5 parking fee for those not camping. Visit the event page on Facebook or the website at flafiddlers.wordpress.com/fsfa-old-time-jamboree/.
Earth Day Celebration: Celebrate Earth Day from 9 to 3 p.m. April 28 at Crews Lake Wilderness Park, 16739 Crews Lake Drive, Shady Hills. With children's crafts and education displays, interactive water ventures learning lab, Florida native plant sale, pet adoptions, ladybug release, upcycle vendors, electronics recycling, household hazardous waste collection, medication take-back program, document shredding, mercury disposal (old thermostats/thermometers), and meet Spike, the 10-foot alligator from Croc Encounters. The Pasco Extension Service will offer its Every Drop Counts rainwater harvesting workshop at 10 a.m. ($40) and Compost Happens workshop at 1 p.m. ($35); preregistration required for workshops (visit bit.ly/2GzbqsN). Admission to the celebration is free. Call (727) 815-7177. pascocountyfl.net.
Saturday in the Square: Main Street Zephyrhills hosts this event from 5 to 8 p.m. April 28 in historic downtown Zephyrhills, around Fifth Avenue and Eighth Street. Featuring live entertainment with the Tropicana Cowboys, local merchants, food and beverage vendors, and a scavenger hunt. Bring a chair. Call (813) 780-1414.
An Evening with John Mark McMillan: The singer/songwriter will perform in concert at 7:30 p.m. April 29 at the Center for the Arts Wesley Chapel, 30651 Wells Road. Featuring songs from his latest album, Mercury & Lightning. His previous album, Borderland, held a Top 15 spot on the iTunes Albums chart and No. 41 on Billboard's Top 200. Tickets are $10-$35, available at eventbrite.com/e/an-evening-with-john-mark-mcmillan-wesley-chapel-fl-tickets-43068700643.
Stillhouse Shakers: The traveling, old-time string band relives the old tunes of rural America's past and will perform from 1:30 to 2:30 p.m. April 28 at Hudson Regional Library, 8012 Library Road, Hudson. Featuring an eclectic mix of banjo, fiddle, harmonica, banjolele and guitar. Free. Call (727) 861-3040.
Mr. Lucky and his Big Band: Performing from 3 to 6 p.m. April 28 at Community Congregational Church, 6533 Circle Blvd., New Port Richey. Spectators, singers and musicians welcome. Refreshments served. A freewill offering will be collected. Call (727) 849-1943.
Live Oak Theatre presents ReUnKnighted: The original musical comedy wraps up this weekend at Faith Evangelical Presbyterian Church, 200 Mount Fair Ave., Brooksville. Shows are at 7:30 p.m. April 27, 2:30 and 7:30 p.m. April 28 and 2:30 p.m. April 29. The medieval misadventure follows Sir Gareth and Sir Perceval as they attempt to rid their Queendoms from the vile Morgana. Tickets are $20, $5 for ages 13 and younger. Call (352) 593-0027. liveoaktheatre.org.
Tin Pan Alley Productions presents Mikki and Jim Behner: The singer-ventriloquist-musical duo will perform at 4 p.m. April 29 at the Columbian Event Center, 5850 K of C Drive, Port Richey. Doors open at 2:30 p.m. with dinner at 3 p.m. Doors open for "show only" at 3:30 p.m. A full cash bar is available. Tickets are $29 for dinner and show, $17 show only. Call (727) 457-4899, 597-0948. tinpanalleyprod.com.
A Midsummer Night's Dream — The Musical!: The Stage West Youth Drama group presents two show, at 2 and 7 p.m. April 28, at Stage West Community Playhouse, 8390 Forest Oaks Blvd., Spring Hill. Whimsically adapted from Shakespeare's classic romantic comedy, the musical features the usual magical forest and spellbound lovers, but also an upstart Puck who decides to liven things up by modernizing the dialogue and adding song and dance numbers. Tickets are $12. Call (352) 683-5113. stagewestflorida.com.
Revolution Roller Derby Battle: Bring a chair or blanket for trackside viewing as the Revolution Roller Derby's Valkyries women's team battle against the Bradentucky Bombers at 5:30 p.m. April 29 at SpinNations Skating Center, 8345 Congress St., Port Richey. Clothing, toiletries and gift cards will be collected to benefit Sunrise of Pasco County Domestic and Sexual Violence Center. Admission is $12 at the door; $2 off admission with a donation for Sunrise. Call (727) 280-7981.
'A Student Showcase': The exhibit continues through May 16 at Pasco-Hernando State College Rao Musunuru, M.D. Art Gallery, 10230 Ridge Road, New Port Richey. Featuring completed works of photography, drawing and mixed media from current and past art students. Call (727) 816-3231. phsc.edu.
Pasco Fine Arts Council Member Show: The exhibit wraps up April 27 at the Pasco Fine Arts Council, 4145 Fairford Drive, New Port Richey. Call (727) 845-7322. pascoarts.org.
'Outside Our Window' exhibit: The exhibit continues through the end of April at the West Pasco Art Guild, 6206 Jefferson St., New Port Richey. Pieces by the Young Artists are also on display. The gallery is open 9 a.m. to 3 p.m. Tuesday, Wednesday and Thursday, and from 10 a.m. to 3 p.m. Saturday. Call (727) 841-7732. westpascoartguildandgallery.org.
Smithsonian Exhibition: Hometown Teams: The exhibit is on display through April 28 at Pioneer Florida Museum, 15602 Pioneer Museum Road, Dade City. Celebrating various sports in American communities (such as baseball, soccer, hockey, bowling, kickball and surfing), Hometown Teams captures the stories that unfold on the neighborhood fields and courts, and the underdog heroics, larger-than-life legends, rivalries and defeats, spanning more than 100 years. The exhibit is part of the Florida Humanities Council's Museum on Main Street program. The museum is open from 10 a.m. to 5 p.m. Tuesdays through Saturdays. Included with museum general admission: $10 adults, $8 seniors, $5 for students, free for ages 5 and younger. Call (352) 567-0262. pioneerfloridamuseum.org.
Hernando Symphony Orchestra: The orchestra is auditioning musicians for the 2018-19 season. Musicians (any instrument) wishing to audition can email to firstname.lastname@example.org for further information.
Wesley Chapel Boat Show: 10 a.m. to 6 p.m. May 4-5, 10 a.m. to 5 p.m. May 6, at the Shops at Wiregrass, 28211 Paseo Drive, Wesley Chapel. Admission is $3; children 12 and younger free. Free parking. wesleychapelboatshow.com.