Lindsay Lohan Visits Homeless, Teens at L.A. Shelter  —  Two days after getting out of jail, Lindsay Lohan has emerged from hiding.  —  Accompanied by two friends, sister Ali and mother Dina, the troubled starlet, who will be heading back to rehab possibly as soon as Monday …

EXCLUSIVE: Ashton Kutcher's Mistress Made Sex Tape  —  There's a lot to be exposed about Ashton Kutcher's one-night-stand, including a home-made sex tape the mistress shot when she was just 19-years-old, RadarOnline.com has exclusively learned.  —  Brittney Jones shot the steamy video …

PHOTOS: Lady Gaga Loses Her Beloved Grandfather  —  Lady Gaga and boyfriend Luc Carl aren't often seen in the light of day, but RadarOnline.com has pictures of the pair in the Big Apple Saturday, the day after her beloved “grandpa” passed away.  —  PHOTOS: Lady Gaga & Luc Carl In New York

Christina Aguilera looks curvier than ever as she piles on the pounds in just THREE MONTHS  —  She's was once famed for her tight abs and toned body.  —  But last night Christina Aguilera showed off a very different figure, looking curvier than ever in a form-fitting gown at a glitzy Los Angeles party.

Comedian clinging to life after OD  —  Tv funnyman Greg Giraldo, a judge on “Last Comic Standing,” was fighting for his life yesterday after suffering a drug overdose, a source told The Post.  —  “It was an accidental overdose, and he is in critical condi tion,” said the source at the comedian's management company, The Collective.

Scoop: Darren Criss joins ‘Glee’ as...Kurt's new BF?  —  The plot surrounding Kurt's first boyfriend on Glee thickens: Actor-singer-songwriter Darren Criss—best known to TV audiences as Matt Dallas' bro on Eastwick—has landed the much-talked-about new gay role on the Fox phenom.

Hayden Panettiere is at Oktoberfest  —  Hayden Panettiere at the Theresienwiese in Munich, Germany (9/25)  —  Hayden Panettiere took a break from saving the world's dolphins (or whatever the hell it is she does nowadays) and hit up Oktoberfest in Munich on Saturday.

Child Custody Agreement Gives Mel Joint Custody  —  Oksana Grigorieva signed a “Child Custody” agreement in May which spelled it out as clearly as can be — Mel Gibson was not only entitled to unsupervised contact with Lucia, he was getting joint legal and physical custody of the child.

Helen Mirren spills the secret to keeping bikini trim... Suck your tummy in  —  All those women who felt intimidated by those pictures of a sixtysomething Dame Helen Mirren wearing a bikini can breathe easy.  —  Or rather not, because the Oscar-winning actress has revealed the secret …

‘DWTS’ Week 2 Secrets: Songs, Dances, Singers  —  Our “Dancing With the Stars” spies are better than ever this week, because we know which special guests are singing, which dances the dancers are dancing, and what songs they've chosen.  So, warning — ***SPOILER ALERT BELOW***

Katy Perry Spoofs Sesame Street Scandal on SNL  —  Fresh from her Too Hot for Sesame Street debacle, Katy Perry headed to Saturday Night Live to poke fun at the busty Elmo duet that got her booted from the kiddie broadcast...  Dressed up in a tiny Elmo tee and an even tinier plaid skirt …

Strapped Lindsay Had Trouble Posting $300K Bail  —  Lindsay Lohan was released from jail after only 12 hours late Friday, however, sources tell me it nearly didn't happen when Judge Patricia Schnegg set bail at a whopping $300,000.  —  “Lindsay hasn't earned that sort of money in a long time,” a family insider tells me.