Kristen Bell throws curve to 'Heroes'  —  'Veronica Mars' star added to cast  —  NBC is adding former "Veronica Mars" star Kristen Bell to the cast of "Heroes."  —  Peacock has snagged Bell for a key multiepisode arc of its sophomore sensation.  Casting is a major coup for NBC since Bell …

Britney's Former Rehab Facility Subpoenaed in Custody Fight  —  While Kevin Federline parties in Vegas, his defense team has struck again, delivering a subpoena to the rehabilitation facility attended by his ex Britney Spears.  —  According to a source familiar with the proceedings …

STILL PROWLING  —  WATCH out, Jessica Biel - Justin Timberlake's womanizing ways haven't changed.  Spies spotted the notorious flirt "sitting with a bronze-skinned brunette with long brown hair all night at a cocktail table near the dance floor" at an HBO party on the roof of the Tribeca Grand.

Keira lights up the lakeside on the set of her latest movie  —  Gleaming white in the sunshine, it is a reminder of a bygone age.  —  Not the rubber swimming hat, but the cigarette.  —  This is Keira Knightley, lady of the lake, as seen on the set of her latest movie, Atonement.

X17 XCLUSIVE - Britney Au Natural!  —  Britney sans extensions, y'all!  Almost six months to the day since Britney tooks an electric razor to her head, X17 has caught an exclusive glimpse of Brit without a wig, without extensions — it's Britney bare and beautiful!  —  SEE MORE AFTER THE JUMP »

LOVESTRUCK Prince William and on-off girlfriend Kate Middleton touched down for their romantic holiday in the Seychelles this week and the News of the World was the only paper there to greet them.  —  The couple had hatched an elaborate plot — involving a four-mile exclusion zone — to keep their intimate break top secret.

OIL EMBARGO  —  BLOODY-eyed Brandon Davis - whose shiner suggests he's still recovering from the fight he had with his dad last month - isn't the only Davis oil heir to be cut off from family funds.  Sources told Page Six his brother, Jason, is also feeling the purse pinch.

Shar Jackson: K-Fed's a Good Father!  —  As if the couch potato K-Fed versus baby dropping Britney battle couldn't get more interesting, Fed-Ex is enlisting a new face into his custody brigade: his (other) baby mama!  —  Federline's chesty former flame Shar Jackson was caught popping out of the 2nd Annual …

New York Fans Boo Beckham and Enjoy a Show  —  Besides the shopping, the one thing David Beckham says he loves about New York is the people's honesty.  —  "If someone doesn't like you, they'll come up to your face and tell you, 'I don't like you,' " he said at a news conference Friday.

Lily Allen Postpones U.S. Concerts Over Visa  —  British singer Lily Allen has been forced to postpone her September U.S. concert dates because she can't get her work visa reinstated in time.  —  The 22-year-old "Smile" singer had her American visa unexpectedly revoked Aug. 5 in Los Angeles …

REHAB yo-yo singer Amy Winehouse is a real go-goer in the bedroom, her wild ex-lover has revealed.  —  Rock minder Johnny Headlock, who had a coke-fuelled bedroom romp with the wayward star, reckons she should also get treatment for her wild SEX habit.  —  He said: "Amy needs help.

Kate Hudson Walks with Ryder and Boyfriend Dax  —  Kate Hudson was seen with boyfriend Dax Shepard and her son Ryder in Boston today.  We spotted them strolling by the shops and then going into Starbucks, where they were caught cuddling.  Ryder spent time trying to hide from the cameras while mom and Dax got lovey-dovey.

Mena looks mean with beach buzzcut  —  Actress Mena Suvari got more than a few looks has she strolled the beach in Malibu, looking very much like a US Marine with her skinhead hairstyle.  Mena and a pal took in some of the summer sun before cooling off in the surf.

FLAVOR OF CRAZY AT CLUB  —  "FLAVOR of Love" finalist New York was acting like a diva at club Home on Tuesday night.  A waitress told The Post's Marianne Garvey the reality show regular was acting "racist, overrated, and crazy."  The staffer, who is white, continued: "I went to her table and told her I think she's so cute and funny.

Nicole Richie and Joel Madden Engaged?  —  The couple hasn't confirmed it, and a ring has not yet been spotted on her finger, but Usmagazine.com has learned that five-months-pregnant Nicole Richie and rocker Joel Madden may be engaged.  —  News of the possible engagement was announced Friday night …

Movie love duds revealed  —  Keywords: Hugh Grant, Andie McDowell, Ben Affleck, Hayden Christensen, Natalie Portman, Star Wars  —  Star Wars duo Natalie Portman and Hayden Christensen have been voted the movie couple with the most unconvincing on-screen chemistry.