First, Atlanta has a healthy appetite for improv. This week Dad’s Garage Theater welcomes Scott Adsit. You may know him best as Pete Hornberger on the show “30 Rock.” Scott joined us earlier this week to discuss the art of comedy. Then, Atlanta-based producer Will Packer’s new movie “Girls Trip” is doing quite well. It cost about $19 million to make, and it’s grossed more than $90 million since opening in theaters last month. We talked with Will Packer last week about making hit movies with