03/13/2014 12:19 pm ET Updated Mar 13, 2014

Susan Sarandon: Why I Won't Be Called ‘Grandma'

Vince Bucci/Invision/AP

Susan Sarandon is expecting her first grandchild — but don’t call her Grandma!

With Kyle and Eva Amurri Martino expecting a baby — a girl! — the actress seems to have settled on a new name for herself.

“I borrowed this name from a very dear friend of mine who’s from the South, and his grandma was ‘Honey,’” Sarandon, 67, told PEOPLE at the Endometriosis Foundation of America‘s 6th Annual Blossom Ball in New York City Friday.

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