Aerosmith frontman Steven Tyler may be good at a lot of things, but knowing the lyrics to Aerosmith songs isn't one of them.

Alicia Silverstone maintains a GOOP-like lifestyle website called The Kind Life, meant to promote "living your healthiest and happiest life to the fullest, while taking care of mama Earth at the same time!" Fantastic. Well today she posted the following treasure accompanied by the above video:

Alicia Silverstone had a son last week and named him Bear Blu. That sounds more like a cartoon show than a human being. However, we're sure he'll fit right in with Apple, Phineas, and Moroccan at his celebrity pre-school.

Owen Wilson had a baby boy. Kim Kardashian tweeted a picture of herself in a tiny bikini. Charlie Sheen slept with five women at once. Selena Gomez removed her purity ring. Saturday Gossip Roundup!

[Alicia Silverstone and Krysten Ritter walk in step on the set of Vamps, their new movie about the love lives of two quirky female vampires. Krysten Ritter was born to play a vampire, no? Image via WENN]

Kate Hudson was spotted at Coachella with weirdo British rocker Thom Yorke. Bret Michaels lives. Eating a burger is physically impossible for Heidi Montag. Kate's babies get cleared by the Department of Labor. Sunday's gossip roundup is a creep.

Heidi Klum leaving the Mercer Hotel in SoHo and later turning up at ABC studios for an appearance on Regis & Kelly ... Alicia Silverstone riding the subway with husband Christopher Jarecki ... Whitney Port filming a skin care commercial in SoHo ... Natalie Cole going to dinner at Nello ... Mad Men's John Slattery …

Reading about the comeback struggle of American Beauty weirdo Wes Bentley yesterday got us thinking about other youngish, once-promising stars who made a big initial splash and then mostly disappeared. Let's give some career advice to Bentley and four others.

Today at Gawker.TV, Howard Stern bashes Conan, Sherri Shepard may be the worst journalist in America, new issues for two gay brothers on Greek, Lifetime's "The Pregnancy Pact," and The Inbetweeners is the new Freaks and Geeks.

Alicia Silverstone riding the subway and listening to her iPod ... Vincent D'Onofrio hailing a cab in SoHo ... Ryan Reynolds walking downtown ... Nick Cannon and Mariah Carey leaving a building together .. Amber Rose shopping in SoHo with a friend ... Natalie Portman and Mila Kunis on the set of their new movie, Black…

Penelope Cruz leaving her hotel ... Sarah Jessica Parker walking to the set of Sex and the City 2 ... Hugh Jackman getting out of an SUV in front of his apartment building ... Alicia Silverstone leaving the CW studios in Midtown ... Tyra Banks posing for a photo shoot on Fifth Avenue ... Elizabeth Hurley walking out…

It's been a tough year for Annie Leibovitz, but maybe she can start fresh from here on out? The financially challenged photographer turns 60 today. Others celebrating: designer Donna Karan is turning 61. Kelly Ripa turns 39. Lorraine Bracco is 55. Sting is 58. Actress Camilla Belle is turning 23. '80s pop star Tiffany…

Robert Pattinson whines about not getting more hot chicks, Brad Pitt is a joint-rolling artist, Kate Major says boning Jon Gosselin was "amazing," Mariah Carey disses the Grammys, Alicia Silverstone gets naked and David Cook is dating an older woman.

• Kate Moss took notice of those photos of her in St. Tropez last month looking a little worse for the wear. She's supposedly changing up her lifestyle in an effort to "look 10 years younger," and she'll be eating healthier food, drinking less alcohol, and smoking fewer cigarettes from now on. [DM]
• Vogue editrix …

• QVC has tapped Isaac Mizrahi to host a show that's "part pitch, part reality show." The shopping network will air eight hours of "Isaac Mizrahi Live!" a month beginning in December. [WSJ]
• Rachel Roy is opening a pop-up shop in Soho in September. [NL]
• Tory Burch has sold a stake in her company to a Mexico…

• Daniel Boulud's DBGB debuts Monday. Grub Street has pics. [GS]
• Also opening on Monday: the least recession-friendly restaurant to come along in months. Have a look around SHO Shaun Hergatt at the Setai in the financial district. [Eater]
• Not opening Monday, but will be open soon: Hotel Griffou, which is in…

Lyor Cohen and Al Sharpton are both celebrating today: The Warner Music chief (and boyfriend of Tory Burch) turns 49; the rabble-rousing clergyman is 54. Others marking the special occasion: socialite Alexis Bryan is 32. Clive Owen is 44. Jake Shears is 30. Gwen Stefani is 39. Ashlee Simpson is 24. Composer Steve…

PrivacyWatch celebrity sightings are submitted by our readers, and are posted several times a week, so send them in often. Submit yours to tips[AT]defamer.com (please put "sighting" or "PrivacyWatch" in the subject line so we don't lose them) and tell everyone about the time you window-shopped for affordably priced…

PrivacyWatch celebrity sightings are submitted by our readers, and are posted several times a week, so them in often. Submit yours to tips[AT]defamer.com (please put "sighting" or "PrivacyWatch" in the subject line) and tell everyone about the time you spotted Wentworth Miller leaving his prison blueprints tattoo…