Britney Spears, Mark Wahlberg and Liv Tyler Lead Today’s Star Sightings

From Hollywood to Cannes, the past 24 hours have been packed with plenty of celebrity sightings.

Britney Spears stepped out in her casual best as she ran errands in Thousand Oaks, Calif. The 31-year-old singer, whose latest song leaked on Friday, was joined by her adorable pet pooch, who donned a pink outfit for the day.

Elsewhere in sunny California, Mark Wahlberg was all smiles on the set of his new film 2 Guns. The actor has been doing reshoots for the new bromance cop film, co-starring Denzel Washington.

On the east coast, Jane Lynch performed in “Annie the Musical” on Broadway, Drake relaxed poolside in Miami and Matt Bomer suited up for USA Network’s Upfronts event in the Big Apple.

At the Cannes Film Festival, Liv Tyler attended a photocall for Magnum while Nicole Kidman and Naomie Harris celebrated all things women and film at a Calvin Klein event.