The Buckinghams are an American sunshine pop band from Chicago. They formed in 1966 and went on to become one of the top-selling acts of 1967, charting their only five top 40 hits in the U.S. that year. The band dissolved in 1970, but re-formed in 1980 and as of 2022 they continue to tour throughout the United States.

Source: Wikipedia (https://en.wikipedia.org/wiki/The_Buckinghams)