Paparazzi photos from Monday, September 19

Victoria Justice filming her new music video All I Want is Everything at Universal City Walk in Studio City (pics start here)

Alex O'Loughlin and Chuck Liddell on the set of Hawaii Five-O in Honolulu (pics start here)

Gwen Stefani leaving a nail salon in West Hollywood (pics start here)

Jessica Alba and her daughter Honor out and about in Beverly Hills (pics start here)

Kate Bosworth arriving on a flight at LAX airport (pics start here)

Leighton Meester on the set of Gossip Girl in New York (pics start here)

Brad Pitt and Angelina Jolie leaving the 45 Park Lane hotel in London (pics start here)

Alyson Hannigan and her daughter Satyana Denisof leaving a toy store in Brentwood (pics start here)

Courteney Cox on the set of Cougar Town in Malibu (pics start here)

Jennifer Love Hewitt leaving the John Freida Salon in West Hollywood (pics start here)

Mila Kunis arriving for a flight at LAX airport (pics start here)

Amy Poehler leaving a hair salon in Beverly Hills (pics start here)

Socialite Petra Ecclestone leaving Madeo restaurant in West Hollywood (pics start here)

Reese Witherspoon and her husband Jim Toth out and about in Santa Monica (pics start here)

Mira Sorvino leaving the Ryerson Theatre in Toronto after the premiere of Union Square (pics start here)

*137 paparazzi pictures total in the gallery:

[Flynet, WENN, Pacific Coast News]