Conversation so far:
What did the Small Faces do during their hiatus?
After Small Faces split, Lane, Jones and McLagan floundered briefly before joining forces with two former members of The Jeff Beck Group, singer Rod Stewart and guitarist Ronnie Wood.
Did Small Faces put any records out during the hiatus?
The new line-up's first album in the UK was credited as First Step by Faces, while in the US the same album was released as First Step by Small Faces.
How well did the First Steps album do?
The album was only a mild commercial success, and the record companies perceived no further need to market this new line-up as Small Faces
Did Faces have a second album?
Yes, Long Player (1971)
Did Long Player the album gain in popularity?

Question: Why did they break up?
Self-contained rewrite: Why did the Small Faces break up?