Scarlett Johansson poses with look-alike grandma at 'Rough Night' premiere, stuns in silver dress

Scarlett Johnasson met her look-alike on Monday night.

The 32-year-old actress posed with Geraldine Dodd at the premiere of Rough Night in New York City after insisting on meeting the grandmother in person upon seeing a photo of Dodd as a younger woman that looked just like herself. "I want to meet you in person. Let's have a drink, Geraldine," she said in a video posted online. "Do you want to come see Rough Night with me?"

WATCH: Scarlett Johansson Opens Up About Dating Again, Thinks Gordon Ramsay 'Is the Hottest Guy'

The two did indeed hit the red carpet together, and posed together while holding matching clutch purses that read "Hello, my name is Scarlett," and "Hello, my name is Geraldine.

Johansson looked stunning in a sequin Michael Kors gowns at the premiere of Rough Night -- which is a comedy centered around a wild bachelorette party in Miami -- and spoke with ET's Jennifer Peros about her 2-year-old daughter, Rose Dauriac, and whether she'll be giving her any advice regarding her bachelorette party.

MORE: Scarlett Johansson Is Reportedly 'Hooking Up' With Saturday Night Live Star Colin Jost

"That is too abstract!" she quipped. "I'm still cleaning up a lot of poop! I can't look that far ahead."

Rough Night hits theaters on June 16.