Biography
The U.S. Double Quartet
Effective period / Period of releases: 1968
Members: Hank Medress, Phil Margo, Mitch Margo, Kirby Stone, Jay Siegel
Cashbox, May 11, 1968: "Mickey Eichner's rushing 'Life Is Groovy' on BT Puppy by the United States Double Quartet as a follow-up to their singing the 'Dodge Is Groovy' TV spot. The USDQ is, in reality, the Tokens and the Kirby Stone Four."Link (pdf)