The songwriters Bob Crewe and Bob Gaudio were an extremely successful duo. In the 1960s and 1970s, they wrote numerous hits for Frankie Valli & The Four Seasons, including "Can't Take My Eyes Off You" from 1967. The list of well-known artists who included the irresistible, snappy song in their repertoire is long: The Lettermen, Andy Williams, Diana Ross & The Supremes, Gloria Gaynor, The Boystown Gang, The Pet Shop Boys and many more. "Can't Take My Eyes Off You" can undoubtedly be counted among...