Which 1996 Toni Braxton hit asks a lover to put her heart back together?

In which 1996 film does a sports agent have a moral epiphany and lose almost all his clients? Which alliteratively named PDA became the first big-selling handheld computer in 1996? Who wrote the 1996 romance novel "The Notebook"? In which 1996 comedy is Jim Carrey a clingy technician who says "There's no such thing as free cable"? Which alien invasion film was the top-grossing movie of 1996, ahead of "Twister" and "Mission: Impossible"? Will Smith says "Welcome to Earth!" after punching an alien in which 1996 film? "Baking with Julia" (1996) was the companion book to whose PBS series? "Brain Candy" (1996) was the big-screen debut of which Canadian comedy troupe?