Hopefully baby Jack will have his parents' sense of humor!
Anna Faris and husband Chris Pratt welcomed their first child Saturday, son Jack, Faris' rep confirmed to Us Weekly.
PHOTOS: Celebrity pregnancies
Proud new dad Pratt, 33, tweeted Sunday, "It's a boy! Thanks for all your kind words." The Parks and Recreation actor jokingly added, "In lieu of gifts we ask that you mouth kiss a stranger."
PHOTOS: Hollywood's hottest married couples
Pratt and Dictator star Faris, 35, who married in 2009, will have to wait a little bit before they can bring their baby boy home.
PHOTOS: Guess the baby bump
"[Jack] arrived earlier than expected and will be spending some time in the NICU," Faris' rep explained to Us. "The happy parents thank you for your warm wishes and ask that you honor their privacy during this time."
This article originally appeared on Usmagazine.com: Chris Pratt, Anna Faris Ask Fans to "Mouth Kiss a Stranger" to Congratulate Them on Son's Birth
Check out Kim Kardashian's worst fashion moments as a mom.
See what the cast of "Sabrina the Teenage Witch" is up to today.
Jessica Simpson, Kourtney Kardashian, Beyonce, Gisele and Kendra Wilkinson post Easter Sunday pics on Celebs Gone Social.
Lindsay Lohan, David Beckham, Justin Bieber and 50 Cent show off their globe-trotting travels on Celebs Gone Social.
See where the former cast of "The Girls Next Door" is today.
See which stars just get better with age.
© 2014 Microsoft