Milkcow Blues Boogie / You’re A Heartbreaker

Modified: September 13, 2025

Artist: Elvis Presley
Release: RCA Victor 20-6382 Milkcow Blues Boogie / You're A Heartbreaker (78)
Release Date: 1/23/1956

20-6382-side1-i20-6382-side2-i

Disc: Black label, dog on top.1 Large spacing between Nipper and catalog number. Catalog number and “New Orthophonic” below spindle hole.

Matrix numbers
F2 WB 8044 4S 4 / F2 WB-8045-1S (machine stamped) (Indianapolis pressing)2

20-6382-side220-6382-side1

Disc: Black label, dog on top.3 Small spacing between Nipper and catalog number. Catalog number and “New Orthophonic” midway at spindle hole.

Matrix numbers
F2WB-8044-2S / F2WB-8045-2S (machine stamped)4

Released in 1954 by Sun Records on 45 RPM as Milkcow Blues Boogie / You’re A Heartbreaker.
Released in 1954 by Sun Records on 78 RPM as Milkcow Blues Boogie / You’re A Heartbreaker.
Released in 1956 by RCA Records on 45 RPM as Milkcow Blues Boogie / You’re A Heartbreaker.
Re-released by RCA Records on 45 RPM as Milkcow Blues Boogie / You’re A Heartbreaker on the Gold Standard Series label.

  1. Images from the collection of Christian (of France). ↩
  2. Matrix numbers from the collection of Christian (of France). ↩
  3. Images courtesy of Boija, John. “First pressings of US Elvis Presley 78 rpm singles.” John Boija’s Home Page. 2 February 2011. ↩
  4. Jerry Osborne, Presleyana V (Port Townsend: Osborne Enterprises, 2002), p. 61. ↩