United Kingdom, June 12 -- Elizabeth Olsen is expecting her first child with husband Robbie Arnett.

The 37-year-old actress was spotted showing off a burgeoning baby bump while out to lunch in Los Angeles with her other half this week.

The Marvel star sported a white shirt which was left open at the bottom - drawing attention to her changing figure - and gently held her bump as she walked along.

The baby news comes after Elizabeth and Robbie eloped at some point before the Covid-19 pandemic began in 2020.

The pair have always kept fairly private about their relationship, although were first spotted together in March 2017.

In July 2019, People reported that Elizabeth and Robbie were engaged, before the actress referred to the actor as...