Reese Witherspoon attracted Hollywood's A-list when she hosted an event to raise money for cancer research.
Gwyneth Paltrow, Anne Hathaway, Drew Barrymore, Selena Gomez, Christina Aguilera, Heidi Klum and Jessica Alba were among the big names to attend the event.
Legally Blonde actress Reese wore a plunging coral-coloured knee-length dress as she hosted the event with her husband Jim Toth.
Gwyneth showed off her toned stomach in a cobalt blue cut-out dress designed by David Koma, the Daily Mirror reported.
Also attending the Hollywood Stands Up To Cancer benefit in Los Angeles were Zooey Deschanel, Emma Roberts, Jamie Foxx and Lily Collins.
Speaking as she arrived at the event, Mail Online showed Les Miserables actress Anne telling the cameras: "Like most people cancer has touched my life, and I think at this point everybody can say that it has.
"The only way that we are going to get through it and be victorious is by banding together and doing this thing together."
Django Unchained's Jamie added: "Sometimes when you hear things about cancer it always seems so far away but in actuality it can happen to any of us.
"The mo re we can do to bring about awareness... that's why I'm here."
Model Heidi added: "We can never give up in finding a cure for cancer... We still have to keep raising money for research."