Actress Jennie Garth is dating Michael Shimbo, chief executive officer of a San Francisco company called Planes, Trains and Automobiles, UsMagazine.com said. \"They met through a friend. They\'ve been seeing each other for a couple months now,\" a source told the celebrity news website. \"They are great together,\" a second insider said. \"Super sweet.\" Garth and ex-husband Peter Facinelli split up in March 2012 and finalized their divorce in June 2013. They have three daughters together -- Luca, 15, Lola, 10, and Fiona, 6.