Immediately after purchasing the bear -- which carried an $80 price tag! -- Joe brought the gift up to the hospital's maternity ward. Little Maxwell joins older cousin Bronx -- the 3-year-old son of Jessica's sister Ashlee Simpson and ex Pete Wentz.
"Eric and I are elated to announce the birth of our baby Maxwell Drew Johnson 9 lbs. 13 oz. 21 3/4," Jessica, 31, wrote on her website Tuesday. "We are so grateful for all of the love, support and prayers we have received. This has been the greatest experience of our lives!"