Which person that recorded the album "Focus Plays Focus" was born on 24 December 1946?
Focus Plays Focus: Focus Plays Focus (better known as its international title In and Out of Focus) is the first studio album from the Dutch rock band Focus, released in 1970 on Imperial Records. Focus Plays Focus:  It was the band's only album recorded with the original line-up of Thijs van Leer, Jan Akkerman, Martin Dresden and Hans Cleuver.
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