Complex sentence: In 2010 he was in a scene originally filmed for the pilot of Louie that ended up as a deleted scene for Season 1, a scene in which he goes on one of his acclaimed rants.
Split into simpler sentences: In 2010 he was in a scene originally filmed for the pilot of Louie that ended up as a deleted scene for Season 1. A scene in which he goes on one of his acclaimed rants.