What’s the trick for long-lasting friendship? If you are Clyde Beffa and Todd Zucker, owners of K&L, the trick seems to be going into business together. Todd and Clyde met in 1947 when they lived across the street from one another in San Mateo. Legend has it that some sand was flung at their first meeting (they were two), but they nonetheless became thick as thieves. And, after 42 years in business together, they still are.