You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract What to Expect From General Motors in the Super Bowl Car Maker's Top Marketers Say the 8 Goodby Spots Avoid Sophomoric Humor to Tell the Story of Chevy Brands By Rupal Parekh, Published on January 31, 2011 4 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Register Now Already a member? Log in.