Related Information for Rainmakers The Rainmakers were a Kansas City, Missouri-based original rock band, fronted by Bob Walkenhorst, which had a small string of hits in the late 1980s and early 1990s in the United States and Europe, especially Norway.Band HistoryThe Rainmakers were formed in 1983 as a three-piece bar band called "Steve, Bob and Rich," which "quickly became popular throughout the Midwest," according to one Amazon.com review. They released one album, Balls, under this name. The add.. read more