Executive Leaps to Leno's Defense  —  PASADENA, Calif. — The verbal battle in the late-night wars got louder Thursday as a top NBC executive struck back against on-air attacks on the network's once and future “Tonight Show” host Jay Leno.  —  The executive, Dick Ebersol …

EXCLUSIVE: Tiger Woods In Sex Rehab In Mississippi  —  Tiger Woods is getting treatment at a top sex addiction program in Hattiesburg, Miss., sources have told RadarOnline.com exclusively.  —  PHOTOS: Sexy Pictures Of Tiger's Mistresses  —  The troubled golf great checked …

Taylor Momsen “Not So Much Thinking About” Haiti  —  While the rest of the world is expressing their concern for the people of Haiti while they struggle to recover from the 7.0-magnitude earthquake that has taken the lives of hundreds of thousands and left many more without food …

Noah Wyle Separates from Wife  —  Noah Wyle and his wife, Tracy, have separated after 11 years of marriage, the actor's rep tells PEOPLE.  —  “Tracy Wyle and Noah Wyle, who separated in late October 2009, have confirmed they have entered into a mediation process,” rep Eddie Michaels announced in a statement on the couple's behalf.

Audrina: Heidi's Plastic Surgery ‘A Little Much’  —  Her body, her choice - so says The Hills star Audrina Patridge about costar Heidi Montag's decision to undergo extensive plastic surgery.  —  “I haven't seen how she looks, so it's hard for me to comment on it, but these are her decisions …

Jessica Biel: Justin Timberlake Relationship Is “Precious”  —  Good luck getting Jessica Biel to dish on her on-and-off relationship with singer Justin Timberlake.  —  “I don't want to talk about it,” she says in the February issue of Vogue.  “I don't feel the need to clear anything up.

Is Miley Cyrus Engaged?  She's Sporting a Sparkler on Her Ring Finger!  —  Hey, Miley!  Is that an engagement ring on your finger?  Aren't you a little too young — 17 years old —to be moving so fast with your boyfriend Liam Hemsworth?  —  Miley Cyrus was spotted yesterday by photogs …

Purdue's Lady Gaga concert postponed  —  Lady Gaga doesn't perform due to sudden illness  —  WEST LAFAYETTE, Ind. (WLFI) - A suddenly ill Lady Gaga postponed her concert at the last minute.  —  A sold out crowd gathered at Elliott Hall of Music in West Lafayette to see Semi Precious Weapons, Jason DeRulo, and headliner Lady Gaga.

Gisele gives $1.5m to Haiti relief effort  —  The benevolent Gisele Bundchen yesterday wrote a $1.5 million check to the Red Cross to aid the relief effort in Haiti, according to a source close to the supermodel.  We're told Tom Brady's wife was prompted to pitch in after seeing the devastation done by this week's earthquake.

FIRST LOOK: Bradley Cooper Gets Buff for The A-Team  —  To pound his body into shape for the big-budget version of The A-Team, Bradley Cooper speed-hiked up The Grind, a famous trail outside of Vancouver that shoots up 2,800 feet of mountainside, completing the grueling trek in just 37 minutes.

Oh, the shame!  An embarrassed Victoria Beckham hides her dressed-down look from the cameras  —  Being caught make-up free and in baggy jeans and flat shoes once this week must be bad enough for Victoria Beckham.  —  But to be snapped twice looking her less-than-glamorous self was clearly more than she could bear.

Britney Spears to Appear In Court  —  Britney Spears will be in court today in her conservatorship case, sources tell TMZ, because the court commissioner wants to see how she's doing.  —  We're told Britney will show up for a 1:30 PM meeting with the commissioner — in the commissioner's chambers.

Claudia Schiffer Expecting Third Child  —  Claudia Schiffer and her husband, film producer and director Matthew Vaughn, are expecting a third child, her rep confirms.  —  “We are thrilled about the good news and can hardly wait to have a bigger family,” the couple, who wed in 2002, said in a statement.

Kellan Lutz: Yes, I'm Up to Star in Conan the Barbarian  —  Jaimie Trueblood/ The CW, Universal Pictures  —  Twilight star Kellan Lutz confirms he's a lead contender to star in the new Conan the Barbarian.  —  “It's something that I've been actively going after because I'd die to put the weight back on …

What Simon Cowell gave up for ‘X Factor’  —  Simon Cowellturned down $100 million to stay at “American Idol,” a source told Page Six, and he now wants to hire music mogul  —  Tommy Mottolaas a judge on his new show, “The X Factor.”  —  But Cowell insists there are no hard feelings …

Golden Girls' Rue McClanahan Suffers Stroke  —  Golden Girl Rue McClanahan has suffered what her rep terms a “minor” stroke while recovering from heart bypass surgery.  —  The erstwhile Blanche Devereaux had her heart operation in November.  The Emmy winner then spent two weeks in the ICU …