The former 'O.C.' actress shared the shot of her old high school classmate on Instagram.
Regal A-line dresses ruled the red carpet, worn by the most fashion-forward stars from Lady Gaga to Constance Wu.
ET was with Isla Fisher and Sacha Baron Cohen at the 76th Golden Globe Awards, which aired Sunday on NBC.
The Australian actress has ditched her signature red locks in the new year for bright blonde tresses.
Bieber is showing off a serious tattoo, while Usher rocks a new 'do! Plus, Isla Fisher is nearly unrecognizable with light locks.
ET sat down with Hamm, Isla Fisher, Leslie Bibb and Jake Johnson to chat about their upcoming movie, 'Tag,' which hits theaters on June 15.
The 'Keeping Up With the Joneses' star also shared the story about Lady Gaga confusing her for Adams.
The 39-year-old human rights attorney dazzled at a swanky party in Los Angeles on Thursday.
ET caught up with the 41-year-old mom of three to chat about life at home and her new children's book, 'Marge in Charge.''
See how the A-listers live!
She opened up to Isla Fisher on her iTunes podcast.
No, but really, are they the same person?
Plus, Amy Adams and Isla Fisher reveal their awards-season survival tricks! 'Nocturnal Animals' is in select cities Nov. 18.
'Nocturnal Animals' co-stars Isla Fisher and Amy Adams know that you can't tell them apart, but they're not offended, as ET found out.
