Cameron Diaz through the years: From The Mask to EW's My Best Friend's Wedding reunion

The Mask (1994)

Her first movie role, opposite Jim Carrey — and Jim Carrey's mask.

The Mask premiere (1994)

At the Samuel Goldwyn Theater in Beverly Hills, Calif.

My Best Friend's Wedding (1997)

If you ask us, Diaz could be crème brûlée or Jell-O.

My Best Friend's Wedding premiere (1997)

At Sony Theatres Lincoln Square in New York City.

My Best Friend's Wedding premiere (1997)

Diaz cozies up to costar Julia Roberts.

There's Something About Mary (1998)

The hairstyle she'll never live down.

There's Something About Mary premiere (1998)

A young Diaz and a young Matt Dillon.

Any Given Sunday (1999)

Diaz's character, football team owner Christina Pagniacci, dresses down Coach Tony D'Amato (Al Pacino).

Any Given Sunday premiere (1999)

At the Mann Village Theatre in Los Angeles.

Charlie's Angels (2000)

Diaz with Drew Barrymore and Lucy Liu.

Charlie's Angels premiere (2000)

At the Mann Chinese Theatre in Los Angeles.

Vanilla Sky (2001)

That's Tom Cruise, if you couldn't tell.

Vanilla Sky premiere (2001)

At Grauman's Chinese Theatre in Los Angeles.

The Sweetest Thing (2002)

Diaz raises a glass with Selma Blair and Christina Applegate.

The Sweetest Thing premiere (2002)

The trio don all black on the red carpet.

Gangs of New York (2002)

With Daniel Day-Lewis and his mustache.

Gangs of New York premiere (2002)

Diaz and Leonardo DiCaprio in — where else? — New York.

The Holiday (2006)

What we would all give to have Jude Law look at us that way…

The Holiday premiere (2006)

Cam, Jude, and Kate Winslet in London.

What Happens in Vegas (2008)

Diaz and Ashton Kutcher get (drunkenly) married.

What Happens in Vegas premiere (2008)

Ashton and Cameron take Tokyo.

Bad Teacher (2011)

Good actress, bad teacher.

Bad Teacher premiere (2011)

At the Colosseum at Caesars Palace in Las Vegas.

The Other Woman (2014)

Diaz's character gets wooed by Nikolaj Coster-Waldau.

The Other Woman premiere (2014)

…in London, baby.

Sex Tape (2014)

With costar Jason Segel.

Annie premiere (2014)

Diaz poses with the P.S. 153 chorus at the Ziegfeld Theatre in New York.

The My Best Friend's Wedding EW reunion

Diaz poses with her costars Rupert Everett, Dermot Mulroney, and Julia Roberts for the cover of our special rom-com-themed issue.

Every day until Valentine’s Day, Entertainment Weekly is celebrating our special romantic-comedy-themed Untold Stories issue. Check out all our behind-the-scenes tidbits, reunions, and oral histories — and follow #LoveEWstyle on Twitter and Instagram.