"Scream 4" premiere

Cast members Neve Campbell, left, and Courteney Cox pose together at the premiere of "Scream 4" in Los Angeles on Monday, April 11, 2011. The film opens in theaters April 15.

Courteney Cox and David Arquette arrive at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Cast member Neve Campbell arrives at the premiere of "Scream 4" in Los Angeles on Monday, April 11, 2011.

Cast members Emma Roberts, left, and Hayden Panettiere pose together at the premiere of "Scream 4" in Los Angeles on Monday, April 11, 2011.

From left, actresses Aimee Teegarden, Alison Brie, and Marley Shelton arrive at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Kristen Bell arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Cast member David Arquette arrives at the premiere of "Scream 4" in Los Angeles on Monday, April 11, 2011.

Actress Courteney Cox arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Anna Paquin arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Emma Roberts arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Hayden Panettiere arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actor Adam Brody arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Alison Brie arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actor Rory Culkin arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Director Wes Craven arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Lucy Hale arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actor Jamie Kennedy arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Marielle Jaffe arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actor Balthazar Getty arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actor David Arquette arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Shenae Grimes arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Musician Pete Wentz arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actor Anthony Anderson arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Musician Marilyn Manson and actress Shenae Grimes arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

"American Idol" winner David Cook arrives at the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actors Adam Brody, left, and Kristen Bell pose at the after-party for the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actors Neve Campbell, left, and Courteney Cox pose at the after-party for the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actors Anna Paquin, left, and Emma Roberts pose at the after-party for the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actors Jack McBrayer, left, and Busy Philipps pose at the after-party for the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actress Shenae Grimes, left, and Hayden Panettiere pose at the after-party for the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Musician Marilyn Manson, left, and actor Jamie Kennedy pose at the after-party for the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actors Neve Campbell, left, and Emma Roberts pose at the after-party for the premiere of "Scream 4" on April 11, 2011, in Los Angeles.

Actors Dax Shepard, left, and Matthew Lillard pose at the after-party for the premiere of "Scream 4" on April 11, 2011, in Los Angeles.