Complex sentence: From 2015 the show will feature half hour episodes each Monday to Thursday along with an extended one hour episode on Fridays which will be filmed in-front of a live audience in the main Strictly studio.
Split into simpler sentences: From 2015 the show will feature half hour episodes each Monday to Thursday; along with an extended one hour episode on Fridays. The Friday episode will be filmed in-front of a live audience in the main Strictly studio.