Let's make this birthday one to remember.

63 years old (Born on February 05, 1962)

Actress; She is famous from Fast Times at Ridgemont High.

Lived with Eric Stoltz for 5 years in the 80s Had a part filmed for Eyes Wide Shut (1999). When director Stanley Kubrick wanted to do re-shoots, she was unavailable and her entire part was redone with another actress. Measurements: 34B-23-34 1/2 (Source: Celebrity Sleuth magazine). Daughter of actor Vic Morrow and actress-screenwriter Barbara Turner. She was one of several actresses considered by Jane Campion for the Holly Hunter role in The Piano (1993), but she was unable to meet with her because she was shooting Rush (1991) at the time.

Has a sister, Carrie Morrow, and a half-sister, actress Mina Badie. Her stepfather is director Reza Badiyi.

Moved in with Jack Black and Nicole Kidman during filming Margot at the Wedding (2007), because they wanted to perfect their roles as a dysfunctional family.

Won two 1990 Critic Society awards for her portrayal of Tralala in Last Exit to Brooklyn (1989) and as Susan Waggoner in Miami Blues (1990).

The song "Jennifer Jason Leigh" by the punk band J Church has lyrics made up from interview quotes.

Well-known in Hollywood for the exhausting research she does for each of her portrayals and for her affinity of playing lurid roles.

One of her best friends is Paul Thomas Anderson.

She has worked with three of the four Baldwin brother in five different movies. Miami Blues (1990) and Lymelife (2005) with Alec Baldwin, Last Exit to Brooklyn (1989) and Mrs. Parker and the Vicious Circle (1994) with Stephen Baldwin and Backdraft (1991) with William Baldwin.

She attended the infamous "Stagedoor Manor," which is an upstate New York summer camp that trains teenagers in acting, singing and dancing. Her fellow alumni include sitcom actor Zach Braff from NBC`s "Scrubs" (2001), the writer and director Todd Graff (who made a film about the camp), and the pop star Mandy Moore.

She went down to a weight of 86 lbs for her role as an anorexic teenager in the TV movie The Best Little Girl in the World (1981) (TV).

Selected as one of "America`s 10 Most Beautiful Women" by Harper`s Bazaar Magazine, 1989.

In 1997, she appeared in Faith No More's music video of "Last Cup of Sorrow," the plot of which was a modification of Alfred Hitchc*ck's Vertigo (1958).

Took the name `Jason` from family friend actor Jason Robards.

Is of Russian descent.

Auditioned for the role of Sarah Connor in The Terminator (1984) but lost out to Linda Hamilton.

Frequently works with maverick director Robert Altman who, before his maverick days, worked with her father, Vic Morrow on the sixties televison series "Combat!" (1962).

Has become somewhat famous for turning down large roles: the Laura San Giacomo role in Sex, Lies, and Videotape (1989), the Julia Roberts role in Pretty Woman (1990), the Kyra Sedgwick role in Singles (1992), the `Lori Petty` role in _A League of Their Own (1992)_, the `Asia Argento` role in Sindrome di Stendhal, La (1996), the `Julianne Moore` role in Boogie Nights (1997), the Kim Basinger role in L.A. Confidential (1997), the Lara Flynn Boyle role in Men in Black II (2002) and the Heather Graham role in Adrift in Manhattan (2007). She also turned down a recurring role on the TV show Lost (2004), which was eventually played by Cynthia Watros.

Father, Vic Morrow, died while filming Twilight Zone: The Movie (1983) due to a tragic accident on the set.

Born at 12:33pm-PST.

Member of the jury at the Venice Film Festival in 2000.

Turned down both "Pretty Woman" (1990) and "Men in Black II" (2002).

She signed on for the film Spread (2009) but later backed out, and is being replaced by Anne Heche.

She is good friends with actress/model Phoebe Cates; they met while filming Fast Times at Ridgemont High (1982) together.

After reading the script for Backdraft (1991), she reportedly told director Ron Howard that she wished she was the fire because it has the best part.