You have questions. I have some answers. Q: Stumper! My brother and I watched a Saturday morning cartoon in the 1980s I believe. The opening credit scene was a teenage boy and girl on a scooter being chased through the streets of a city. It then morphs into animation for the show itself. They were part of a teen rock band that I think gets transported to another world where they fight bad guys and struggle to get home. What is it? A: This isn’t a stumper (although I do have folders full of questions I’ve not been able to answer). When I linked you to a YouTube video of a show called “Kidd Vide…