Dancing with the Stars Lineup Officially Announced  —  The season seven Dancing with the Stars cast was officially announced Monday on ABC's Good Morning America, and after much Internet speculation on who would be joining the show, there are plenty of surprises.

American Idol Adds Fourth Judge  —  American Idol is adding a fourth judge: Grammy-nominated songwriter Kara DioGuardi.  —  DioGuardi will appear at the judges' table with Paula Abdul, Simon Cowell and Randy Jackson on the eighth season of the hit show, which premieres in January.

Bloody Sunday — Kim K. Rushed to ER  —  The new season of “Dancing With the Stars” may have already lost its first competitor — and they haven't even announced the official cast yet.  —  Kim Kardashian — who is scheduled to be on the show this season — badly cut her foot in her hotel room late Sunday night.

STICKY IT TO 'EM  —  Madonna wows fans on first night of tour  —  THEY call her the Queen Of Pop and it was in regal style that Madonna kicked off her Sticky & Sweet tour last night—arriving on stage on a black and gold THRONE.  —  More than 40,000 fans in Cardiff's Millennium Stadium gasped …

HAPPIER SWAP  —  CAMERON Diaz and Jennifer Aniston traded boyfriends, and Diaz made the better deal.  She's having more fun with Aniston's ex, Paul Sculfor, than Aniston had with Diaz's former fling, John Mayer.  Our spy spotted Diaz at the Four Seasons in the Maldives with Sculfor, who split from Aniston last summer.

Model Alessandra Ambrosio Has a Girl  —  Model Alessandra Ambrosio and Jamie Mazur  —  Victoria's Secret model Alessandra Ambrosio gave birth to a baby girl Sunday in Brazil, she tells PEOPLE exclusively.  —  “To all of our family and friends, we are pleased to announce …

Scoop: Mayer not a wonderland for paparazzi  —  Plus, no directing gig for Samuel L. Jackson; Scoop heads to convention  —  You know that gaping whole in John Mayer's heart, the one in the space Jennifer Aniston used to occupy?  Mayer has found something to fill it, and it's not another lady — it's the paparazzi.

It's Official!  Britney Won't Perform at MTV VMAs  —  So much for that comeback.  —  “Britney Spears will not be performing at the VMAs this year.  I'm telling you officially and unequivocally,” Ryan Seacrest quoted her manager, Larry Rudolph, as saying on his KIIS-FM radio show Monday morning.

Side Dish: LiLo and Sam scope out baby gear  —  Lindsay Lohan and Samantha Ronson giggled excitedly while shopping at chic baby boutique Petit Tresor in Brentwood.  Word is they spent more than $300 on burp cloths, T-shirts and bibs from plainmary.com.  But don't count on the loving couple following …

Blake's mum slams Amy Winehouse for ‘coke’ video shame  —  AMY WINEHOUSE'S mother-in-law last night called for her to be arrested - after the junkie singer was caught again on video snorting cocaine.  —  The troubled Back to Black star was secretly filmed hoovering up the Class A drug in a packed London pub.

Madonna Gets Political  —  Madonna, who turned 50 this month, kicked off her Sticky & Sweet Tour on Saturday night at Millennium Stadium in Cardiff, Wales.  The BBC reported that the two-hour show took a political turn when, in a lead-in to a remixed version of “Like a Prayer,” …

Pop Tarts: Donald Trump Gets Emotional Over Christina Aguilera  —  LOS ANGELES — Donald Trump usually isn't one to show too much emotion on his face, but the big-wig businessman was clearly moved by Christina Aguilera's live performance at the Nakeel & Trump Organization party on Saturday night …

Paris Campaigning — For Britney?!  —  Paris Hilton first hit the campaign trail with her Funnyordie presidential parody, and now she's rooting for her former BFF Britney Spears.  Could Brit be named Paris' veep?!  —  While launching her new line of hair extensions “The Bandit,” Paris told “Extra,” “I love Britney.