She did, however, link arms with her older brother Jason Lively and his two sons.
Blake stunned in a knee-length Burberry dress with large jewels on the skirt. She wore nude pumps and let her long blonde hair drape over her shoulders.
Hubby Ryan opted for a midnight blue suit with a black button-down shirt and brown skinny tie.
The animated film centers on Turbo, a snail who desperately wishes to escape his slow-paced life and dreams of being the greatest racer in the world. It hits theaters on July 19.
Check out more photos of Blake, Ryan and others from the premiere...