That, and other news, in today’s Roundup and Recap.

The clock is ticking on the California Supreme Court’s decision on Proposition 8, but the landscape for gay marriage continues to change. On the celeb front comes word that Marie Osmond says that on the issue of marriage, “I think that civil rights need to be for all.” Some other members of Utah’s most famous family favored Prop 8 and even donated to the campaign.

Meanwhile, Miss California officials say that Carrie Prejean may have violated the terms of her contract when she worked with the National Organization for Marriage, as well as revelations that she appeared semi nude as a teenage model. 

ASCAP Event: Paul Williams, Nick Ashford, Valerie Simpson, Alan Bergman, Felix Calaliere, Hal David, Monica Mancini, Don Schlitz, Jimmy Webb and Johnny Mandel are expected to be onhand tonight for ASCAP’s “We Write the Songs” event at the Library of Congress. The fete marks the gift of original manuscripts, lead sheets, lyric sheets and photos and letters from ASCAP to the Library of Congress.

Garner Lobbies: Jennifer Garner stumped for one of her signature causes, early childhood education, at a Washington Headstart Center today, according to DC Examiner’s Yeas and Nays column.

Lifetime on the Hill: Sen. Mary Landrieu (D-La.) and Rosie O’Donnell will be special guests at a Capitol Hill screening of the Lifetime movie “America” on Wednesday. The same day, Landrieu plans to introduce the Foster Care Mentoring Act of 2009, which seeks to connect foster children with mentors.

School Choice: Also on the Hill on Wednesday: Entertainers Mya and Ginuwine will attend a rally to promote school choice and to try to save the federally funded Washington DC Opportunity Scholarship Program. Also expected is former DC mayor Anthony Williams.

More on the List: Howard Stringer, Kristi Yamaguchi and Ellen Burstyn are among the names who will be sitting at the BBC’s table at Saturday’s White House Correspondents Dinner. Fox News has “Gossip Girl” star Chace Crawford, Sarah Palin, and Matthew Modine. CNN has Val Kilmer, Kyra Sedgwick, Tyra Banks and Janet Napolitano. The complete list of who’s coming is here.