Busey's agent and longtime attorney, Vicki Roberts of Kismet Talent Agency, tells PEOPLE Busey's girlfriend, Steffanie Sampson, is 7-months pregnant with a boy they have named Luke.
"He feels awesome about it, he's excited and thrilled and can't wait," Roberts says.
Busey has a 38-year-old son, Jake, an actor, from a previous marriage.
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