Question: who sang all in the family theme song
Answer: The series ' opening theme song `` Those Were The Days '' , written by Lee Adams ( lyrics ) and Charles Strouse ( music ) , was presented in a unique way for a 1970s series : Carroll O'Connor and Jean Stapleton seated at a console or spinet piano ( played by Stapleton ) and singing the tune together on - camera at the start of every episode , concluding with live - audience applause .