Do This!

The Mann Center for the Performing Arts will open its 2011 summer season on Saturday with Philadelphia on Parade, its first, free all-day music and arts festival. More than 1,000 performers are scheduled on five stages across the Mann campus. The day is about celebrating the diverse sounds of world music - from classical, gospel, rock, and swing to funk, jazz, and blues, plus African dance and drum, Irish dance and hip-hop. The day begins at 11 a.m. with a Mardi Gras-style parade - everyone's invited to join in and strut along with the jazz brass band and stilt-walkers. This event, in Fairmount Park, ends at 6 p.m. Rain date is Sunday. Information:

» READ MORE: www.manncenter.org

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Philadelphia Voices of Pride will mark its fifth year of serenading the Gayborhood with the concert "Oh, the Places We Have Been!" The show by the 40-member group will present highlights such as "My Heart Will Go On" and "I Got Rhythm." The event will be at 8 p.m. Saturday at the Church of St. Luke and the Epiphany, 330 S. 13th St. Tickets: $20. Information:

» READ MORE: www.pvop.org

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The third annual Chester County Studio Tour will be offered Saturday and Sunday. In Downingtown, pop artist Jeff Schaller will open his studio to share his art. Local artists Amelia Furman, Kirsten Fischler, Erica Brown, Kerry Sacco, and Christina Oddo will be showcased there. Visitors can continue on a short drive through the scenic woods and rolling hills into West Bradford, where artist David Oleski will open his studio. Exhibiting at the Oleski studio will be Brian Eppley, John Hannafin, Steve Oliver, Lele Galer and Stephen Brehm; the Lancaster bluegrass band the Wringers will perform. The Chester County Studio Tour will be held 10 a.m. to 6 p.m. Saturday and 10 a.m. to 5 p.m. Sunday. Information:

» READ MORE: www.ChesterCountyStudioTour.com

The 2011 Upper Darby Greek Festival will offer food, dance and the opportunity to get acquainted with Greek cultural traditions. Festival-goers can be entertained by Greek bands performing nightly with dance groups in authentic costumes. The family-friendly event, which will go on rain or shine, is the largest celebration of Greek culture in the Philadelphia area. It is sponsored by the Saint Demetrios Greek Orthodox Church community near the corner of Powell Lane and Marshall Road in Upper Darby. Hours are 11 a.m. to midnight Friday and Saturday, noon to 9 p.m. Sunday. Information: 610-941-4222,

» READ MORE: www.saint-demetrios.org

The American Swedish Historical Museum offers Family Viking Day, 1 to 4 p.m. Saturday. Visitors can learn the ancient runic alphabet, play chess, see a 40-foot longship, and visit an encampment. See art inspired by Vikings in the exhibit "Knitting Along the Viking Trail" by Scandinavian artist Elsebeth Lavold. Weather permitting, this program will take place outside the museum, 1900 Pattison Ave. Admission is $7, $5 for adult members and youths ages 5 to 18, $3 for child members and free for children under 5. Information: 215-389-1776.