Tracklist Hide Credits

A	Keep A Knockin' Written-By – Richard Penniman	2:05
AA	Love Potion Number Nine Written-By – Leiber–Stoller*	2:05

Credits

• Bass Guitar [Uncredited] – Lubor Drahota
• Guitar [Uncredited] – Jiří Řádek
• Vocals [Uncredited] – Jaroslav Jarosil
• Vocals, Guitar [Uncredited] – Jaroslav Nevrkla

Notes

Retailed in random preprinted neutral Supraphon sleeves.
Also released as Supraphon 013 0113.
Uncredited: Released for PZO Artia, recorded at Czechoslovak Radio Prague.
Track durations uncredited.

Barcode and Other Identifiers

• Matrix / Runout (A): D 02367
• Matrix / Runout (AA): D 02368
• Other (Manufacturing date code): 67 1
• Other (Rights society): BIEM
• Other (Retail price code): g

Other versions

Category	Artist	Title (Format)	Label	Category	Country	Year
013 0113	Crystal	Keep A Knockin' / Love Potion Number Nine ‎(7", Mono)	Supraphon	013 0113	Czechoslovakia	1967
013 0113	Crystal	Keep A Knockin' / Love Potion Number Nine ‎(7", Mono)	Supraphon	013 0113	Czechoslovakia	1967