Star Tracks: Monday, July 2, 2012

She may be single, but she sure isn't lonely! Katie Holmes attracts a crowd Monday as she emerges from her New York City home for the first time since filing for divorce from her husband of five years Tom Cruise.

Naomi Watts channels the late Princess Diana while shooting Caught in Flight – a film based on the last two years of the beloved royal's life – in the U.K. on Sunday.

Tell us: Did Naomi do Di justice?

They're all winners! Beyoncé and Jay-Z enjoy the onstage festivities at the BET Awards alongside Kanye West and Kim Kardashian Sunday evening in Los Angeles where Knowles, Jay-Z and West took home the night's biggest honors.

Also at the BET Awards: Mariah Carey, who takes center stage to pay tribute to her late friend Whitney Houston on Sunday. "We'll always have the music," a teary Carey said.

A day after their wedding, newlywed Alec Baldwin keeps his new wife Hilaria Thomas close during a family outing with daughter Ireland, 16, Sunday in New York City.

She's due any minute now! Expectant mom Kourtney Kardashian spends quality time with 2½-year-old cutie Mason and boyfriend Scott Disick in Calabasas, Calif., on Saturday.

Ooh la la! Jennifer Lawrence goes girly in a floral frock as she arrives for the Christian Dior fashion show Monday in Paris.

With baby No. 2 on the way, Sarah Michelle Gellar goes on a sunny Saturday stroll with her adorable daughter Charlotte, 2½, in Los Angeles.

Sparkle star Jordin Sparks sings the national anthem on Sunday at L.A.'s Dodger Stadium.

Reese Witherspoon, expecting her third child in the fall, braves the Southern heat Saturday to film Devil's Knot in Atlanta, Ga.

Katy Perry shimmers in gold at the Australian premiere of her concert documentary, Part of Me, Friday in Sydney.

Temporary blonde Miranda Kerr hides her lush brunette locks under a funky wig for a photo shoot Friday in New York.

They're do-gooders! Kim Kardashian and Kanye West leave the glamour behind as the couple arrives at a Hollywood children's hospital on Friday.

Jessica Alba and her 4-year-old giddy girl Honor embark on a day of shopping Friday in Beverly Hills.

She may be a movie star, but Jennifer Lawrence handles her own bags while heading out for the weekend in Santa Monica, Calif., on Friday.

Maroon 5 frontman Adam Levine gets tongues wagging – even his own! – during a white-hot performance on the Today show Friday in New York's Rockefeller Center.

Cup in hand, Matt Damon finds a coffee mate in wife Luciana Friday in Santa Monica, Calif.

After showing off her newborn son, Alessandra Ambrésio lovingly cradles Noah, 7 weeks, while daughter Anja, 3 ½, smiles at the cameras Friday in Santa Monica, Calif.