10 am: Movies

“The Worlds of Peter Sellers,” a summer weekend series of films featuring the offbeat character actor who became an offbeat movie star, begins Saturday morning with “The Smallest Show on Earth” at the Laemmle’s Sunset 5. Sellers gained early popularity on the British comedy series “The Goon Show” before establishing himself in films through his work with Stanley Kubrick and his long-running stint as Inspector Clouseau in the “Pink Panther” series. Notable films to be screened include “Lolita,” “Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb,” “A Shot in the Dark” and “What’s New Pussycat?” Each film screens for one weekend at the Sunset 5 before moving to the Monica 4-Plex in Santa Monica the following weekend.* “The Worlds of Peter Sellers,” Laemmle’s Sunset 5, 8000 Sunset Blvd., West Hollywood. “The Smallest Show on Earth,” Saturday-Sunday, 10 a.m. Series continues through Aug. 26. $6 to $9. (323) 848-3500; Laemmle’s Monica 4-Plex, 1332 2nd St., Santa Monica. Saturdays-Sundays, June 16-Sept. 3, 11 a.m. $5.50 to $8.50. (310) 394-9741.

Noon: Pop Music

Clarence “Gatemouth” Brown, Joe Louis Walker and James Harman head the Saturday blues delegation while Eek-a Mouse, Wailing Souls and Shinehead take over the reggae controls on Sunday, as the annual Beachfest celebration in Long Beach marks its 20th anniversary.* Beachfest, Saturday and Sunday at Long Beach Marina Green, 300 E. Ocean Blvd., Long Beach. Noon. $15 in advance, $18 at door. (949) 376-6942.

1:30 pm: Tribute

The life of silent film star Buster Keaton will be celebrated at the Natural History Museum of Los Angeles County with screenings of his 1920s films “Cameraman” and “One Week.” Silent film specialist Jeffrey Vance--the author of the new book “Buster Keaton Remembered”--will be on hand to discuss the life of the renowned comedic film star. Attendees will also get a special preview of newly acquired photographs and an original costume once worn by Keaton. These items will be on display soon at the Natural History Museum.* Buster Keaton Tribute, Jean Delacour Auditorium, Natural History Museum of Los Angeles County, 900 Exposition Blvd., L.A. 1:30-5 p.m. $9. (213) 763-3515.

8 pm: Music

The West Coast premiere of Philip Glass’ Concerto Fantasy for Two Timpanists and Orchestra dominates the final Pasadena Symphony concert of the season. Music Director Jorge Mester also leads Lutoslawski’s Concerto for Orchestra and the “Variaciones Concertantes” by Ginastera. Soloists in the Glass work are Jonathan Haas and Thomas Raney.* The Pasadena Symphony, Pasadena Civic Auditorium, 300 E. Green St., Pasadena. 8 p.m. $6-$64. (626) 584-8833.

7:30 pm: Opera

Catherine Malfitano, Richard Leech and Tom Fox are the principals in Los Angeles Opera’s latest revival of Puccini’s “Tosca,” through June 27 in the Dorothy Chandler Pavilion. Richard Buckley conducts and Ian Judge is stage director.* L.A. Opera presents “Tosca” in the Dorothy Chandler Pavilion, 135 N. Grand Ave., L.A. 7:30 p.m. $28-$148. Also, June 12, 15, 19, 22, 24 and 27 at 7:30 p.m. and June 17 at 1 p.m. (213) 365-3500.

8 pm: Dance

UCLA’s Center for Intercultural Performance and the Japan America Theater will present “Creating Across Cultures: An APPEX Experience,” an evening of original works choreographed by residents in the fellowship program at UCLA’s department of world arts and cultures. The Asia Pacific Performance Exchange, which promotes cross-cultural and interdisciplinary research, artistic practice and performance, will premiere three new works as well as two other dance pieces.* “Creating Across Cultures: An APPEX Experience,” Japan America Theatre, 244 S. San Pedro St., Little Tokyo, downtown L.A. 8 p.m. General, $23-$25; JACCC members, $16-$18; students and seniors, $10-$15. (213) 680-3700.

*

Storytelling, magic shows, dance performances and a free storybook in English or Spanish for every child will highlight the Sanwa Bank California Spring ReadingFestival andChildren’s BookGiveaway, John Muir Branch Library, 1005 W. 64th St., L.A. 10 a.m.-2 p.m. (213)

*

Mexican folk and country music, artexhibitions and aballet folklorico performance will be featured in the Free Family Festival,Mercado La Paloma, 3655 S. Grand Ave., L.A. 11 a.m.-4 p.m. (213) 748-1963.