Star Tracks: Tuesday, June 19, 2012

After celebrating her 31st birthday and Aleph's 1st birthday, Natalie Portman takes her baby boy out for a stroll in Paris, France, with Benjamin Millepied (not pictured) on Monday.

Delish! Sofia Vergara enjoys an ice cream treat during a summer stroll through New York's SoHo neighborhood on Monday.

Mom-to-be Drew Barrymore makes her red carpet debut as a newlywed at the premiere of Seeking a Friend for the End of the World (starring Keira Knightley and Steve Carell) during the Los Angeles Film Festival Monday night.

Ashton Kutcher gets lost in thought Monday on the Westwood, Calif., set of Jobs – the forthcoming film about late Apple visionary Steve Jobs.

Modern Family's Eric Stonestreet and Ty Burrell get in close for a group shot with The New Girl's Zooey Deschanel at the Critics' Choice Television Awards in Beverly Hills on Monday.

Va va voom! Madonna gets sultry while filming a music video for "Turn Up the Radio" Monday in Florence, Italy.

Newlyweds Cynthia Nixon and Christine Marinoni step out to celebrate the 50th anniversary of Shakespeare in the Park at the Delacorte Theater in New York City Monday night.

Anthony Mackie of Abraham Lincoln: Vampire Hunter takes on Gotham at the premiere of his movie in New York on Monday. The film, based on the cult novel, opens Friday.

After announcing her support of gay marriage, Carrie Underwood flashes her signature smile as she visits BBC Radio 2 Monday in London, where she'spromoting her latest album Blown Away.

Prince William leads the way for his beaming wife, Catherine, Duchess of Cambridge, following the annual Order of the Garter service Monday at St. George's Chapel inside London's Windsor Castle.

Also in London: Vogue cover girl Emma Stone dares to bare with her all-black ensemble Monday at The Amazing Spider-Man premiere.

Meanwhile, boyfriend and Spider-Man costar Andrew Garfield poses for a photo with a young fan and his amazing artwork.

From boxing to Broadway, Mike Tyson belts it out while joining director Spike Lee in New York City, where they chatted about Tyson's one-man show, Undisputed Truth, on Monday.

Work it, girl! Gisele Bündchen conceals her budding baby bump Monday in Rio de Janeiro, Brazil.

After revealing his plans to return to high school, Mark Wahlberg takes on the Big Apple, stopping by the Today show to promote his upcoming comedy, Ted, out June 29.