Emma Stone Is Still Best Friends With Her Superbad Costar -- And Their Pics Are Adorable

Emma Stone and Martha MacIsaac first starred as best friends 10 years ago in Superbad. But in the decade since, their fictional friendship has burgeoned into something very real. Stone and MacIsaac have celebrated life events big (like Stone's best actress win at the Oscars) and small (face masks!). Now, they're together again on the big screen: The duo reunited for Battle of the Sexes, which stars Stone as tennis legend Billie Jean King and MacIsaac as one of King's fellow players. Ahead, a look at their friendship through the years...

"Besssssssst frieeeeeeeeends." -- May 28, 2017

"The bride wore white, the bridesmaids wore shades of red/coral and the groom looked dashing in Gold. #lastoneipromise #theoscars #imstillhungover #accidentallymatching #friendshipsaremyfavoritekindofships" -- Feb. 28, 2017

"And she's off!!! #theoscars #lalaland #givenchy #herestotheoneswhodream #emmastone #ohwhatanight" -- Feb. 26, 2017

"What a night. So well deserved. #herestotheoneswhodream #bestactress #goldenglobes #lalaland" -- Jan. 9, 2017

"Halloween squad in full force. #garbagefriendships #burgler #mummy #blackandwhite #doll #lydiadeetz #halloween" -- Oct. 26, 2016

"@rachel_goodwin you would be proud. We just got salted. @jenisicecreams thank you for making my peanut butter ice cream dreams come true. Next stop is the Root Beer float." -- Sept. 3, 2015

"#nofilter..." -- July 5, 2015

"Girls night in" -- May 31, 2015

"A throwback in honor of tonight's @cinespia screening of Superbad. #10thanniversary #superbad #feelingnostalgic" -- July 29, 2017