 Working as part of Costa's production company, Weinstein and Randazzo had some of their biggest successes with comeback hits for Little Anthony and the Imperials in 1964 and 1965, "I'm On The Outside (Looking In)", "Goin' Out Of My Head", and "Hurt So Bad", the last of which was also co-written with Bobby Hart.Weinstein and Randazzo also had a hit in 1965 with "It's Gonna Take A Miracle", by The Royalettes.Although he mostly wrote with Randazzo, Weinstein also both worked and performed with Hart and his regular collaborator, Tommy Boyce.