Charlie Sheen Tour — Sold Out in 18 Minutes!  —  Charlie Sheen has won the Internet again — his upcoming mini-tour sold out in just 18 minutes ... and now he's planning on adding extra shows.  —  We're told the time is a Ticketmaster record and that Charlie will be adding additional tour stops some time in the near future.

Jake Gyllenhaal — Bathroom Run-in at SXSW  —  Jake Gyllenhaal was the victim of a serious Guy Code violation during a screening of his movie “Source Code” at SXSW — when a guy tried to take his picture ... in the bathroom!  —  We're told Jake was in the restroom, doing his thing, when a guy snapped off a pic.

PIC: See Kate Middleton's Sexy Bikini Bod  —  Kate Middleton is white hot!  —  In a series of never-before-seen photos taken while the princess-to-be vacationed with Prince William in Ibiza, Spain, in 2006, Middleton shows off her tanned and toned physique in a sexy white bikini.

Arrest Warrant Issued for ‘Kill Bill’ Star  —  Cops are on the hunt for “Kill Bill” star Michael Madsen ... who allegedly owes around $570,000 in child and spousal support debts ... TMZ has learned.  —  According to court documents, Madsen failed to show up for a hearing in his child/spousal support case …

EXCLUSIVE PHOTOS - Jessica Biel Parties In Hollywood After Split From Justin Timberlake  —  And judging by the smile on her face, the actress had a blast out on the town last night!  Jessica Biel - who just celebrated her 29th birthday - put on a brave face Saturday night in Hollywood …

Scott Disick: I'm No Longer ‘Selfish, Self-Centered’  —  Scott Disick says giving up alcohol hasn't just made him sober - it's also made him nicer.  —  “You know, I just realized there's bigger things in the world than just being a selfish, self-centered, pr-k,” Disick, 27 …

PHOTOS: Kim Kardashian Tweets From Eva Longoria's Flapper Birthday Party  —  Eva Longoria threw herself a lavish birthday party Saturday night, and her good friend Kim Kardashian shared the event with her Twitter followers.  You can see Kim's Twitpics here on RadarOnline.com.

Britney Spears: Little League Game with Jason Trawick!  —  Britney Spears heads onto the baseball diamond on Sunday (March 13) after son Sean Preston's Little League game in Calabasas, Calif.  —  The 29-year-old pop princess was joined by beau Jason Trawick for the game - Brit's ex-husband, Kevin Federline, coaches Sean's team!

Celebrity Apprentice's Richard Hatch Sent Back to Jail  —  Richard Hatch is headed back to the slammer.  —  The Survivor winner — and current Celebrity Apprentice contestant — was ordered to return to jail for nine months for neglecting to pay taxes on the $1 million prize he won as a part of the CBS series in 2000.

Mel to Oksana: Sue Me, I'll Sue You!  —  Mel Gibson will sue Oksana Grigorieva for extortion if she dares sue him ... this according to sources close to Gibson.  —  As TMZ first reported, Oksana still plans to file a lawsuit against Mel, alleging battery, emotional distress and defamation.

Two and a Half Men Is Better Than None  —  I read in the paper today that Conan O'Brien's documentary is out this weekend.  The one that chronicles the purportedly healing journey/concert tour he went on after his messy divorce from NBC.  I also read that Charlie Sheen is suing Warner Brothers …