April 24, 2014 4:18 PM EDT

Olivia Wilde announced the birth of her son on Wednesday by tweeting, “Ladies and gentlemen, Otis Alexander Sudeikis has LEFT the building (I’m the building).”

Wilde and Sudeikis had joked on the red carpet at the Oscars about naming their boy “Chiwetel” after 12 Years a Slave actor Chiwetel Ejiofor, but settled instead on Otis Alexander. The couple’s first child arrived two weeks before Wilde’s due date. With the new baby, Wilde and Sudeikis’ marriage plans — they’ve been engaged for over a year — will probably have to wait.

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