Q: In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.
Spuds MacKenzie is a fictional dog character created for use in an extensive advertising campaign marketing Bud Light beer in the late 1980s. The Spuds MacKenzie mascot and campaign were created by a 23-year-old art director, Jon Moore. At the time he was working at Needham, Harper & Steers, a Chicago, Illinois, advertising agency. The dog first showed up in a Bud Light Super Bowl XXI ad in 1987. During the height of his popularity, large amounts of Spuds merchandise was available, such as plush toys and t-shirts. Question: What company's advertising mascot was the precursor to the dog that debuted in a Bud Light Super Bowl XXI ad in 1987? Answer: Stroh's
A:
The dog first showed up in a Bud Light Super Bowl XXI ad in 1987.