Complex sentence: However, when Clapham Junction was repeated on Channel 4's digital channel "More 4" on 30 July 2007, the scene had been altered and the Pet Shop Boys track was replaced and the character's dialogue dubbed to remove references to the Pet Shop Boys.
Split into simpler sentences: However, when the programme was repeated on Channel 4's digital channel "More 4" a few days later on 30 July 2007, the scene had been altered and the Pet Shop Boys track was replaced. The character's dialogue was also dubbed to remove references to the Pet Shop Boys.