Meg Donnelly is a unicorn come to life in a gorgeous holographic dress at the premiere of Avengers: Endgame held at the Los Angeles Convention Center on Monday night (April 22) in Los Angeles.

The 18-year-old Zombies actress actually lived out her childhood dream and got to meet Chris Hemsworth, who plays Thor in the MCU.

PHOTOS: Check out the latest pics of Meg Donnelly

“11 year old ‘thorlover725′ meg is literally SCREECHING…i can hear it actually,” Meg captioned on her Instagram Stories of meeting the actor. “dreams come tru ;)”

FYI: Meg is wearing a Hayley Paige dress, with Gabriel NY, Liven Co. and LAJOUX jewelry.

Avengers: Endgame hits theaters on Friday, April 26th.