Olivia Wilde and fiance Jason Sudeikis recently welcomed their first son Otis Alexander.
The 30-year-old actress shared a snap on Twitter where she's seen cuddling her newborn, announcing that "Otis Alexander Sudeikis has left the building", referring to herself as the 'building', People magazine reported.
A source close to them had told the magazine last year that the duo were incredibly happy and excited to welcome a new member into their family.
