Nancy Sandra Sinatra (born June 8, 1940) is an American singer and actress. She is the elder daughter of Frank Sinatra and Nancy Sinatra (née Barbato), and is widely known for her 1965 signature hit "These Boots Are Made for Walkin'".Other defining recordings include "Sugar Town", the 1967 number one "Somethin' Stupid" (a duet with her father), the title song from the James Bond film You Only Live Twice, several collaborations with Lee Hazlewood, such as "Jackson", "Summer Wine" and her cover of Cher's "Bang Bang (My Baby Shot Me Down)".