The 7 PM performance of the ABBA musical at the Winter Garden Theatre will benefit the non-profit organization. Tickets, priced $61.25-$100, are available by calling (212) 221-7300, ext. 133. For more information visit www.actorsfund.org.

The international hit musical — featuring the songs of pop supergroup ABBA — has surpassed the runs of such musicals as Camelot, Oliver!, Barnum, Ragtime, West Side Story, Jesus Christ Superstar and City of Angels. Mamma Mia! began previews at the Winter Garden Oct. 5, 2001, with an official opening on Oct. 18, 2001. The production opened with an advance sale of $27 million; to date the musical has grossed over $144 million.

Dee Hoty currently heads the Broadway cast as Donna Sheridan with Jenny Fellner as Sophie, Joe Machota as Sky, Harriett D. Foy as Rosie, Tamara Bernier as Tanya, John Hillner as Sam, Adam LeFevre as Bill, Michael Winther as Harry, Keisha T. Fraser as Lisa, Rebecca Kasper as Ali, Jason Weston as Pepper and Michael Benjamin Washington as Eddie. Mamma Mia! features music and lyrics by Benny Andersson and Björn Ulvaeus, a book by Catherine Johnson, direction by Phyllida Lloyd and choreography by Anthony Van Laast.

The Actors' Fund, which was founded in 1882, is a non-profit organization that provides for the social welfare of all entertainment professionals. Some of the many programs The Actors' Fund provides include a nursing home and assisted living care facility; senior and disabled programs; mental health services; chemical dependency services; entertainment industry assistance programs; the Phyllis Newman Women's Health Initiative; the AIDS Initiative; and supportive housing on both coasts.

Mamma Mia! plays the Winter Garden Theatre, which is located in New York City at 1634 Broadway. Mamma Mia! is located on the web at http://www.mamm mia.com.