PEOPLE 50th Birthday Event: Red Carpet Photos

A host of celebrities are helping PEOPLE commemorate a major milestone in Los Angeles.

On Friday, Sept. 13, Heidi Klum, Stephen Baldwin, Tamera Mowry and more arrived at pop-up restaurant and event venue The Chain House to celebrate 50 years of PEOPLE.

This year, the brand looked back on its five decades of celebrity and human interest coverage, dating back to its first issue on March 4, 1974, when actress Mia Farrow was on the cover.

As stars hang out with PEOPLE for its 50th anniversary, take a look at all the attendees at the event.