Free Fall Baltimore
The perfect month for Baltimore culturistas on a budget, Free Fall Baltimore, running through October, offers entry to scores of the city's museums, performance venues and other cultural installations, and it doesn't cost a dime. More than 200 events and activities in all. Opening weekend highlights include an open house at the Eubie Blake Cultural Center, 847 N. Howard St. (11 a.m.-8 p.m. Saturday), an evening of one-act plays at Theatre Morgan's Turpin-Lamb Theatre, 2201 Argonne Drive (7:30 p.m.-10 p.m. Saturday) and a Chamber Music by Candlelight performance, courtesy of Community Concerts at Second, at Second Presbyterian Church, 4200 St. Paul St. (7:30 p.m.-9:30 p.m. next Sunday). Other highlights include free admission to the Maryland Zoo in Baltimore on Oct. 5 and an open rehearsal of the Baltimore Symphony Orchestra at 10 a.m. Oct. 14 at Meyerhoff Symphony Hall, 1212 Cathedral St. Although all events are free, some have limited ticket availability. For a full schedule, check out freefallbaltimore.org.
'Jersey Boys'
The story of Frankie Valli and the Four Seasons, brought to oh-so-tuneful life on the stage of the France-Merrick Performing Arts Center at the Hippodrome, 12 N. Eutaw St. 8 p.m. Tuesday-Saturday, 2 p.m. Saturday, 1 p.m. and 6:30 p.m. next Sunday. $42-$147. france-merrickpac.com.
Chestertown Harry Potter Festival
Three days of all things "Potter" — talks, a costume contest, sales of crafts and licensed merchandise, even a Quidditch tournament. Starts with the Festival Kick-Off Party, 6 p.m.-9 p.m. Friday at the Garfield Center for the Arts, 210 High St. ($5, free for 12 and under), then continues with a mix of free and ticketed events through the weekend (including Nearly Headless Nick's 524th Deathday Party, 7:30 p.m.-9:30 p.m. Saturday at the Garfield Center, $10) at various venues within the Kent County seat. chestertownhpfest.org.
R. Kelly
Forty million album sales can't be wrong. His "The Buffet Tour" is said to include all the hits, plus a few surprises. 8 p.m. Saturday at Royal Farms Arena, 201 W. Baltimore St. $68-$108. royalfarmsarena.com.
Baltimore Jazz Fest
Presented by the Baltimore Jazz Alliance and featuring a range of local acts, including the Hot Club of Baltimore, the Greg Hatza Organization, Rumba Club, Clarence Ward III and Art Sherrod Jr. This first festival could be the start of a grand tradition. Noon-8:30 p.m. Saturday in Druid Hill Park, adjacent to the Rawlings Conservatory at Gwynns Falls Parkway and Beechwood Drive. Free. baltimorejazzfest.com.
Fell's Point Fun Festival
One of Baltimore's oldest neighborhoods lets its hair down, with a weekend of food, music and vendors selling just about everything imaginable. Plus tons of neighborhood color. 6 p.m.-9 p.m. Friday, 11 a.m.-9 p.m. Saturday, 11 a.m.-7 p.m. next Sunday in Fells Point, centered around the intersection of Broadway and Thames Street. Free. fellspointfest.net.
13th Floor Bourbon Trail
Celebrate the end of Bourbon Heritage Month with tastings of 13 unique Kentucky bourbons, plus the chance to engrave your own bourbon bottle. 7 p.m.-10 p.m. Thursday at the 13th Floor, 1 E. Chase St. $45. 13floorbelvedere.com.
'Luke Cage'
Impervious to harm and a member of the soon-to-have-their-own-series The Defenders, the first black superhero in the Marvel universe to have his own comic book (back in the days when he was known as "Hero for Hire") comes to Netflix. Mike Colter stars as Cage; others in the cast include Mahershala Ali, Alfre Woodard, Simone Missick, Frankie Faison and Frank Whaley. Available Friday.
Madonnari Arts Festival
Music, dance, theater, food and drink plus some tremendously creative street paintings. And since it's happening in Little Italy, you know the food will be fabulous. 11 a.m.-10 p.m. Friday-next Sunday. South High and Stiles streets. littleitalymadonnari.com.
Guerrilla Girls
A collection of 48 posters, the work of a feminist collective using humor, satire and attention-getting graphics to "expose gender and ethnic bias as well as corruption in politics, art, film, and pop culture." Outrageous stuff, in all sorts of ways. Opens today and remains on display through March 12 at the Baltimore Museum of Art, 10 Art Museum Drive. Museum hours 10 a.m.-5 p.m. Wednesday-Friday, 11 a.m.-6 p.m. Saturday and Sunday. Free. artbma.org.