Sunday

Athletic pursuits Gounod's opera

Romeo et Juliette

is presented in a film of the Salzburg Festival production conducted by Yannick Nézet-Séguin (here with the Philadelphia Orchestra in concerts Thursday through Friday). The film screens at 12:30 p.m. at

the Ambler Theater

, 108 E. Butler Ave., Ambler, at 7 p.m. Thursday. Tickets are $26. Call 215-345-7855. . . .

The Jewish Film Festival

presents two on the sweet science at

the Gershman Y

, 401 S. Broad St.: Jason Hutt's documentary

Orthodox Stance

looks at welterweight Dmitriy Salita's effort to balance boxing and religion (2 p.m.), while

Max Baer's Last Right Hook

is a mockumentary by Avida Livny about a fictional bout between the former heavyweight champ and a German challenger in 1942 Palestine (7 p.m.). Tickets are $10 for each film. Call 215-446-3019.

Chamber music Accordion virtuoso

Lidia Kaminska

shows off the versatility of her instrument in a recital including works by Bach, Scarlatti, Sofia Gubaidulina, Alexander Pushkarenko, Chiel Meijering, Tatiana Sergeyeva and Astor Piazzolla at 3 p.m. at

the Trinity Center for Urban Life

, 2212 Spruce St. Tickets are $16; $14 for seniors; $5 for students. Call 215-735-6999. . . . Violinist

Jennifer Koh

plays works by Bach, Brahms and Bartok in an alumni recital at

the Curtis Institute of Music

, 1726 Locust St. Tickets are $28. Call 215-893-7902. . . .

Ignat Solzhenitsyn

conducts

the Chamber Orchestra of Philadelphia

in works by Mendelssohn, Nielsen and Vladimir Martynov, with soloist

Ed Schultz

, flute, at the Kimmel Center's Perelman Theater, Broad and Spruce Streets, at 2:30 p.m. today and 7:30 p.m. tomorrow. Tickets are $20 to $70. Call 215-893-1709.

Turn the beat around John Waters' subversively sweet film

Hairspray

makes a natural stage musical, and so it is that the tale of a zaftig teen's rise to TV dance-show fame goes on at 8 p.m. Sunday at

the Walnut Street Theatre

, 825 Walnut St., and continues on a Tuesday- through-Sunday schedule to Jan. 4. Tickets are $10 to $70. Call 215-574-3550.

Monday

Starting words Former presidential speechwriters

Mary Kate Cary

(George H.W. Bush),

Terry Edmonds

(Bill Clinton), and

Chris Matthews

(Jimmy Carter) discuss what goes into writing inaugural addresses at 6:30 p.m. at

the National Constitution Center

, 525 Arch St. Tickets are $15; reservations are required. Call 215-409-6700.

Tuesday

In the spirit The estimable

Haale

plays her deft mix of Sufi mysticism and trance-rock on a bill with folk-pop perfectionist

Rex Moroux

at 8:30 p.m. at

the Tin Angel

, 20 S. Second St. Tickets are $12. Call 215-928-0770.

Wednesday

Mayhem has its rewards Bam Margera gained fame risking serious bodily injury (and often achieving it) in skateboarding videos, on MTV and in movies. Which, of course, perfectly suits his new venture as a businessman as owner of the region's newest music venue,

the Note

. Genial pop-jammers

Carbon Leaf

play at 8 p.m. at Bam's place, 142 E. Market St., West Chester. Tickets are $18. Call 1-800-594-8499.

Thursday

By the numbers In his new book

The Numerati

, journalist

Stephen Baker

looks at elite researchers' efforts to create a mathematical profile of human behavior from commerce to crime. He discusses his work at at 7:30 p.m. at

the Free Library's

Montgomery Auditorium, 19th and Vine Streets. Admission is free. Call 215-567-4341.

People are strange The invaluable

Andrew's Video Vault

presents a title-themed triple bill: William Castle's 1944 film noir

When Strangers Marry

, starring Robert Mitchum as a guy helping an ex-girlfriend find the mystery man she married; Matthew Chapman's 1983 noir homage

Strangers Kiss

, starring Peter Coyote as a 1950s film director manipulating the cast of his mob-financed B-movie; and Joseph Zito's 1979 thriller

Never Pick Up a Stranger

about a Times Square serial killer hunted by a small-town detective. The films screen at 8 p.m. at

the Rotunda

, 4014 Walnut St. Admission is free. Call 215-901-3771.

Friday & Saturday

Lift every voice The luminous vocal ensemble

Anonymous 4

performs medieval songs and carols at

St. Mark's Church

, 1625 Locust St., at 8 p.m. Friday. . . .

Alan Harler

conducts

the Mendelssohn Club

's performance of works by Mendelssohn, Bach and Glenn Rudolph, with organist

Michael Stairs

, at

St. Paul's Episcopal Church

, 22 E. Chestnut Hill Ave., at 4 and 8 p.m. Saturday. Tickets are $30; $15 for students. Call 215-893-1999.

Jazzed up The outstanding bassist

Christian McBride

plays at

Montgomery County Community College's

Science Theater, 340 DeKalb Pike, Blue Bell, at 8 p.m. Friday. Tickets are $22; $18 for seniors and students; $10 for ages under 12. Call 215-641-6518. . . . With her smoky tone and fine phrasing, singer

Abigail Riccards

displays a sure, swinging way around the standards. She performs at

Chris' Jazz Cafe

, 1421 Sansom St., at 8 and 10 p.m. Saturday. Tickets are $20. Call 215-568-3131.

Flaming youth Philly Fringe fave

EgoPo Productions

presents an unexpurgated version of Frank Wedekind's 1891 drama

Spring Awakening

, an avant-garde Victorian shocker about sexually aware students, at the

Annenberg Center's

Zellerbach Theatre, 3680 Walnut St., at 7:30 p.m. Saturday. Tickets are $45. Call 215-898-3900.

A complete guide to events in the region over the coming weekend will appear in the Weekend section in Friday's Inquirer. Send notices of events for "7 Days" to Michael Harrington at mharrington@phillynews.com.