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 General Mills Marketing Goes Up in Smoke With Pot-Linked Brownie Pitch Cheech & Chong's Latest Epic Adventure Takes a Boomer Twist By E.J. Schultz, Published on September 26, 2011 17 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. Become a Member Already a member? Log in.