Good news for Barbie & Ken fans! One of America’s favorite couples have reunited through social media just in time for Valentine’s Day. Mattel Inc., the world’s largest toy company, launched a digital marketing campaign around the reuniting of Barbie and Ken. If you’re not a teenage girl or a Barbie fan, word is that Barbie and Ken had a controversial split on Valentine’s Day in 2004. With help from the social universe, Ken was hoping to reunite with Barbie in time for Valentine’s Day.