Mary Wells' career at Motown was marked by many successes, including:First single: "Bye Bye Baby" was Wells' first single and the title of her debut album in 1961. It was Motown's first chart success. Number one hit: "My Guy" was released in 1964 and became Motown's first number one record. It sold over a million copies and earned a gold record. Hits with Smokey Robinson: Wells was the first female artist to work with Smokey Robinson as a writer and producer. Their hits include "You Beat Me to t