A cashier at a Dollar General store in Lansing, Michigan likes to surprise his customers. They think they’re just checking out, but Lucas Holliday often serenades them while they’re checking out. One customer was so delighted she took video of Lucas singing a Maxwell song. The video went viral, catching the attention of Good Morning America and the star singer, himself. Here’s a great moment for a man who puts goodness out in the world, just because. “Hope Possible: A Network