In photos: WE Day California 2016

Demi Lovato, Jacob Tremblay and Selena Gomez are just a few celebrities who descended on L.A's The Forum to celebrate WE Day California 2016. <p>The international event, started by Canadian brothers Marc and Craig Kielburger, shines a light on young people who are making positive changes within their community and across the globe. </p> Click through to see all the stars that turned out to celebrate and promote change.
Charlize Theron <p>Photo: © Getty Images</p>
WE Day ambassador Demi Lovato. <p>Photo: © Getty Images</p>
WE Day founder Craig Kielburger. <p>Photo: © Getty Images</p>
<i>Room</i> star Jacob Tremblay and his new puppy. <p>Photo: © Getty Images</p>
Actress Amandla Stenberg. <p>Photo: © Getty Images</p>
WE Day and Free the Children ambassador Kardinal Offishall. <p>Photo: © Getty Images</p>
Funny man Seth Rogen. <p>Photo: © Getty Images</p>
Nikki Reed and her husband Ian Somerhalder. <p>Photo: © Getty Images</p>
WE Day ambassador Joe Jonas <p>Photo: © Getty Images</p>
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