Luisana Lopilato should be picking up her copy of What to Expect When You’re Expecting soon.

The 25-year-old Argentine actress/model is expecting her first child with husband Michael Bublé.

Lopilato and the 37-year-old crooner, who married on March 31, 2011 in Argentina and they had a full ceremony in April, posted a video on Lopilato’s YouTube page to share the news, along with a special surprise pic!

“Mike, Lu and … mini Bublé!!” appeared on the screen over an ultra sound image. “We’re having a baby Bublé!”

Lopilato has appeared in the television series Chiquititas, Rebelde Way, Alma Pirata, Casados con Hijos and Atracción x4. She has modeled for Ultimo, 47 Street, Coca-Cola, Axe, McDonald’s, Gillette, L’Oreal Elviv and BlackBerry.