According to OK! magazine, Britney Spears will be a surprise guest in the audience for tonight's finale of the MTV reality competition Rock the Cradle.  Britney's former manager and current friend/advisor, Larry Rudolph, is one of the show's producers/judges. Competing in the finals is:  Dee Snider's son, Jess Blaze Snider; Olivia Newton-John's daughter Chloe Lattanzi, and Kenny Loggin's son, Crosby Loggins.

Ne-Yo is hosting a brunch in Atlanta on Mother's Day for 50 single and foster moms to raise awareness of the need for reform of the foster care system in the U.S.  He will perform and licensed child care workers are expected to provide activities for children between the ages of 1 and 10 in rooms separate from the event.

Madonna will kick off her "Sticky and Sweet" world tour on Aug. 23 in Cardiff, Wales - continuing through Europe with stops in France, Germany, the Netherlands and Italy - including a Sept. 11th performance at London's Wembley Stadium.  The North American leg will kick off October 3rd in East Rutherford, NJ,  wrapping November 26th at Miami's Dolphin Stadium (LA date:  November 6th at Dodger Stadium).

Liv Tyler and her husband British rocker Royston Langdon have split.  They married in March 2003 in a private ceremony at a villa in the Caribbean.  Their son Milo was born in December 2004.

According to tmz.com - Hulk Hogan's son Nick is expected to enter an "open plea" of guilty or no contest to a charge of felony reckless driving involving serious bodily injury Friday in a Florida courtroom.  Without a plea deal in place, an open plea allows the judge to have complete leeway in his sentencing and the victim and his family will have an opportunity to testify at the sentencing.  On August 26, 2007, Nick was driving a suped-up Toyota with passenger John Graziano when he crashed, severely injuring John.