NEW YORK — It was four decades ago next year that Whitney Houston released “I Wanna Dance with Somebody (Who Loves Me),” a timeless hit in a career made up of them. There’s also the fifth annual Whitney Houston Legacy of Love gala, taking place Saturday night, and a Whitney Houston Barbie — her first, ever, courtesy of parent company Mattel — releasing Sunday. HOUSTON: Whitney always believed that the ultimate collection represented the very best of her career. AP: There’s also the first Whitney Houston Barbie arriving Sunday. HOUSTON: You can’t mention Whitney Houston and not mention Clive Davis and you can’t mention Clive without mentioning Whitney Houston.