Kristen Wiig

Actress Kristen Wiig arrives at the 26th annual Nickelodeon's Kids' Choice Awards on March 23, 2013, in Los Angeles.

Kristen Wiig, left, and Will Ferrell on stage during the 70th Annual Golden Globe Awards at the Beverly Hilton Hotel on Jan. 13, 2013, in Beverly Hills, Calif.

Mick Jagger bids farewell to Kristen Wiig in the season finale of "Saturday Night Live" on May 19, 2012.

AP Photo/Universal Pictures, Suzanne Hanover

From left, Melissa McCarthy, Ellie Kemper, Rose Byrne, Wendi McLendon-Covey, Maya Rudolph and Kristen Wiig are shown in a scene from "Bridesmaids."

Actress-writer Kristen Wiig, nominated for best original screenplay for "Bridesmaids," arrives at the 84th Annual Academy Awards held at the Hollywood & Highland Center on Feb. 26, 2012 in Hollywood, Calif.

Actress Kristen Wiig arrives at the 63rd Annual Primetime Emmy Awards held at Nokia Theatre L.A. LIVE on Sept. 18, 2011, in Los Angeles.

"Saturday Night Live" cast member Kristen Wiig attends the opening night of "The Book of Mormon" on Broadway on Mar. 24, 2011, in New York.

Actress Kristen Wiig attends the premiere of "MacGruber" on May 19, 2010, in New York.

Kristen Wiig arrives at the premiere of "Despicable Me" during the 2010 Los Angeles Film Festival on June 27, 2010, in Los Angeles.

Part of the "Saturday Night Live" cast since 2005, Kristen Wiig has gotten laughs as "the Target lady" and imitating real-life people like Suze Orman and Speaker Nancy Pelosi. But her career on the big screen is taking off as well.

In "Whip It," Wiig, seen at right, played a member of a roller derby team. Other film roles include "Despicable Me," "Knocked Up," "Forgetting Sarah Marshall," and "Adventureland."

Kristen Wiig attends the world premiere screening of "Whip It" during the Toronto International Film Festival on Sunday, Sept. 13, 2009 in Toronto. Wiig made her debut on "Saturday Night Live" in 2005.

Kristen Wiig, left, poses with "Whip It" co-stars Ellen Page and Drew Barrymore attend the film's world premiere during the Toronto International Film Festival on Sunday, Sept. 13, 2009 in Toronto.

Jason Bateman and Kristin Wiig are seen in a scene from the 2009 film "Extract."