Star Tracks: Thursday, July 12, 2012

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FIST PUMP

Jennifer Hudson energizes her hometown crowd Wednesday in Chicago, where she performed at the Taste of Chicago food festival.

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GRIN AND GREET

After posing with an alligator, Kellan Lutz shows off his pearly whites in San Diego, Calif., on Wednesday, where he stunned Twilight fans during the Breaking Dawn: Part 2 Comic-Con panel.

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WHITE HOT

After dishing about her wedding plans, bride-to-be Jessica Biel shows off her engagement ring Wednesday in Los Angeles, where she presented the best breakthrough athlete honor at the ESPY Awards.

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WALK THE LINE

Pumped from a workout, Ryan Gosling earns his stripes after leaving a Los Angeles gym on Wednesday.

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AUNTY DUTIES

Days after Kourtney welcomed daughter Penelope, Khloé Kardashian Odom takes nephew Mason, 2½, out for a cool treat in Calabasas, Calif., on Wednesday.

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FRINGE BENEFITS

Another day, another LBD! Anne Hathaway adds a little flare to her look Wednesday outside the Late Show with David Letterman in New York, where she promoted Dark Knight Rises (out July 20).

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STEP RIGHT UP

Aww she's all grown up! Jason Segel bonds with lady love Michelle Williams's daughter Matilda, 6, Wednesday, in New York City.

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RED-Y TO RIDE

Talk about wheel love! Madonna and boyfriend Brahim Zaibat take in the sights of Paris via pedicab Wednesday while touring the French capital.

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FACE TIME

Peek-a-boo! Alyson Hannigan giddily greets her daughter Keeva, 7 weeks, during a family outing with husband Alexis Denisof in Los Angeles on Wednesday.

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READY TO WEAR

After premiering Magic Mike in London with expectant wife Camila, Matthew McConaughey suits up while taking care of business in the British capital on Wednesday.

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CROWNING ACHIEVEMENT

Naomi Watts perfects her Princess Diana smile while continuing to film scenes for the biopic Diana Wednesday in Croatia.

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MAGIC 'MIC'

Justin Bieber takes over the stage as he performs for a televised event Wednesday in Tokyo. "The love here has been incredible! " he Tweeted of his adventures in Japan.

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YELLOW THERE!

Freida Pinto navigates a crowd of fans while heading to the Today show in New York City, where she discussed her new film Trishna on Wednesday.

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CORAL DISPLAY

Another star in seasonal brights: Raven-Symoné, who adds some color to her promotional appearance for Broadway's Sister Act Wednesday in New York City.

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