Emma Stone at the California premiere of "Easy A."

Emma Stone at the California premiere of "Easy A."

Emma Stone and Clint Culpepper at the California premiere of "Easy A."

Penn Badgley and producer Zanne Devine at the California premiere of "Easy A."

Director/producer Will Gluck at the California premiere of "Easy A."

Director/producer Will Gluck and Aly Michalka at the California premiere of "Easy A."

Screenwriter Bert V. Royal at the California premiere of "Easy A."

Taylor Swift at the California premiere of "Easy A."

Taylor Swift at the California premiere of "Easy A."

Vail Bloom at the California premiere of "Easy A."

Vail Bloom at the California premiere of "Easy A."

Amber Lancaster at the California premiere of "Easy A."

Amber Lancaster at the California premiere of "Easy A."

Juliette Goglia at the California premiere of "Easy A."

Juliette Goglia at the California premiere of "Easy A."

Ari Graynor at the California premiere of "Easy A."

Ari Graynor at the California premiere of "Easy A."

Bridget Marquardt at the California premiere of "Easy A."

Charlie McDermott at the California premiere of "Easy A."

Kylie Jenner at the California premiere of "Easy A."