The 37-year-old former Dreamstreet singer and his wife, Katie Peterson, shared that they are expecting a baby boy in a video posted to Instagram on Tuesday, March 4. The couple included their dog ...

Related: Jesse McCartney and Wife Katie Peterson Announce They're Expecting Their First Baby — See the Exclusive Photos! The couple announced through a joint Instagram post on Friday ...

Jesse McCartney and wife Katie Peterson announce the sex of their baby on the way.

Related: Jesse McCartney and Wife Katie Peterson Announce They're Expecting Their First Baby — See the Exclusive Photos! The couple announced through a joint Instagram post on Friday, Feb. 14, that ...