6 pm: Pop Music

It’s rare to hear a woman sing these days on KROQ-FM (106.7), but the modern-rock bastion is spiking the testosterone punch at its 10th annual Almost Acoustic Christmas with a dose of female voices--Tori Amos, Fiona Apple and Save Ferris’ Monique Powell. They’ll be joined by Beck, Blink-182, Bush, Foo Fighters, Oasis, Powerman 5000 and 311.

* KROQ Almost Acoustic Christmas, Arrowhead Pond, 2695 E. Katella Ave., Anaheim, 6 p.m. Sold out. (714) 704-2500.

10:30 am & 1:30pm: Theater

A host of stage and screen veterans will perform a California Artists Radio Theatre production of “Pygmalion,” George Bernard Shaw’s classic, including David Warner, Samantha Eggar, William Windom, Beverly Garland, Julian Holloway, Kathleen Freeman and others.

* “Pygmalion,” Cinegrill, Hollywood Roosevelt Hotel, 7000 Hollywood Blvd., 10:30 a.m. (dress rehearsal) and 1:30 p.m. $10 (rehearsal) to $15. (213) 683-3422.

8:30 pm: Music

A variety of traditions find common ground in “Klezmer, Salsa & Mamaloshen,” a cross-cultural musical festival that includes ensembles led by klezmer clarinetist Leo Chelyapov with fellow clarinetist Abe Most; the salsa band of trumpeter Bobby Rodriguez; and cantor Judy Fox, who will perform Yiddish and other traditional and popular music.

* “Klezmer, Salsa, Mamaloshen,” University of Judaism, 15600 Mulholland Drive, Bel Air. 8:30 p.m. Also Sunday, 2 p.m. (sold out) and 7:30 p.m.; and Tuesday, 8 p.m. $25 to $30. (310) 476-9777, Ext. 203.

8 pm: Cabaret

In “La Vie En Rose,” Edith Piaf comes alive in the voice of Raquel Bitton, who begins an eight-city tour of San Francisco, Chicago, New York’s Carnegie Hall and others with a full orchestra here.

* Raquel Bitton, Wilshire Theatre, 8440 Wilshire Blvd., Los Angeles, 8 p.m. $37.50 to $77.50. (213) 365-3500.

7 pm: Pop Music

In a change from its usual parade of hit acts, the seventh annual 92.3 the Beat Holiday Cooldown gets down to business with the focus on one artist--the young soul contender D’Angelo, whose much-anticipated new album is due next month. Eric Benet and Ideal open, and Mary J. Blige is the concert’s host.

* 92.3 the Beat Holiday Cooldown, Wiltern Theatre, 3790 Wilshire Blvd., 7 p.m. Sold out. (323) 380-5005.

8 pm: New Age Music

Windham Hill Records, home to impressionistic, acoustic instrumentalists of all types, celebrates the season with its annual Winter Solstice Tour, this year including guitarist David Arkenstone, pianist Liz Story, guitarist-bassist Sean Harkness and the ethereal sounds of the Angels of Venice, a California-based quartet of musicians who blend medieval, Middle Eastern and neoclassical styles.

* Windham Hill Winter Solstice Tour, Marsee Auditorium, El Camiono College, 16007 Crenshaw Blvd., Torrance, 8 p.m. $23 to $26. (310) 329-5345.

8 pm: Cabaret

Cabaret vocalist Linda Eder has the most versatile of voices, a vocal instrument suited equally to pop, Broadway and show tunes. Her best work comes when she sings the music of her husband, “Jekyll and Hyde” musical composer Frank Wildhorn. If you admire Streisand, Garland or Minnelli, you’ll love Linda Eder.

* Linda Eder, Founders Hall, Orange County Performing Arts Center, 600 Town Center Drive, Costa Mesa, 8 p.m. $28 to $46. (714) 556-2787.

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FREEBIES: John Milton’s birthday buffet in Pasadena for those who can recite a work by the poet, 4-6 p.m. Call for information: (626) 405-9915.

The Solstice Sensation Holiday Festival includes gift-making, food and candy stockings at Lake Balboa, 6200 Balboa Blvd., Encino, noon-4 p.m. (818) 767-6151.