He took to Twitter to share:
[Image via To/FayesVision/WENN.]
Anna Faris and Chris Pratt are having an INCREDIBLE Saturday!!
"Anna Faris and Chris Pratt are happy to announce the birth of their beautiful baby boy Jack. He arrived earlier than expected and will be spending some time in the NICU. The happy parents thank you for your warm wishes and ask that you honor their privacy during this time."
Congratz, you two!!
We can't wait to see the photos!!
[Image via Ramey Pix.]