Article continues below advertisementJoseph Baena is taking after his famous dad Arnold Schwarzenegger.The 28-year-old love child of the former Mr. Olympia winner, 78, and his ex-housekeeper Mildred Baena, won his first bodybuilding competition on March 28.Article continues below advertisementJoseph Baena Made Sure He Was Tanned Enough for the Event Tap Here To Add Ok Magazine as A Trusted SourceSource: @joebaena/instagramJoseph Baena competed in an event in Colorado on March 28.