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 …

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.

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 …

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 …

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.

Gisele Gives $1.5M to Haiti, Other Stars Step Up to Help  —  Gisele Bündchen is the latest celebrity to make a generous donation to the victims of the devastating earthquake in Haiti, which has wiped out much of the impoverished country and is believed to have killed at least 100,000 people.

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.

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 …

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.

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.

'The Bachelor's' Tenley Molzahn: 'I'm Pregnant'  —  “The Bachelor” Jake Pavelka isn't quite through with drama.  —  After the shocking revelation that contestant Rozlyn Papa allegedly had an “inappropriate” relationship with “Bachelor” staffer Ryan Callahan — which she denies …