Queen
Crazy Little Thing Called Love 7" vinyl
Country: UK
Release Date: October 5, 1979
Catalogue Number: EMI 5001
Label: EMI
A-Side
1. Crazy Little Thing Called Love 2:44
B-Side
1. We Will Rock You (Fast - Live Killers Single Edit) 3:07

Queen
Crazy Little Thing Called Love 7" vinyl
Country: US
Release Date: December 7, 1979
Catalogue Number: E-46579
Label: Elektra
A-Side
1. Crazy Little Thing Called Love 2:44
B-Side
1. Spread Your Wings (US Live Killers Single Version) 5:17

Queen
Crazy Little Thing Called Love 7" Spun Gold vinyl
Country: US
Release Date: 1980
Catalogue Number: E-45103
Label: Elektra
A-Side
1. Crazy Little Thing Called Love 2:44
B-Side
1. Bicycle Race 3:01

Queen
Crazy Little Thing Called Love 7" vinyl
Country: Japan
Release Date: December 1979
Catalogue Number: P-529E
Label: Elektra
A-Side
1. Crazy Little Thing Called Love 2:44
B-Side
1. Spread Your Wings (Japan Live Killers Single Version) 5:10

Queen
Crazy Little Thing Called Love 12" vinyl - various colors
Country: Columbia
Release Date: 1979
Catalogue Number: 446-1032
Label: EMI
A-Side
1. Crazy Little Thing Called Love 2:44
B-Side
1. Bicycle Race (Columbia Long Version) 4:58

Queen
Crazy Little Thing Called Love 3" CD single
Country: UK
Release Date: November 14, 1988
Catalogue Number: QUECD7
Label: Parlophone
1. Crazy Little Thing Called Love 2:44
2. Spread Your Wings 4:36
3. Flash (Single Version) 2:46

Queen
Crazy Little Thing Called Love 3" CD single
Country: Japan
Release Date: January 1991
Catalogue Number: TODP-2257
Label: EMI
1. Crazy Little Thing Called Love 2:44
2. Spread Your Wings 4:36
3. Flash (Single Version) 2:46

Queen
Crazy Little Thing Called Love CD single (from The Singles Collection 2)
Country: UK
Release Date: June 15, 2009
Catalogue Number: 50999 965497 2 8 (The Singles Collection 2)
Label: Parlophone
1. Crazy Little Thing Called Love 2:44
2. We Will Rock You (Fast - Live Killers Single Edit) 3:07