Original sentence: He released a cd in 2005 called The Futurist, and while promoting his film Tropic Thunder he and his co-stars Ben Stiller and Jack Black where back up singers "The Pips" to Gladys Knight singing Midnight Train to Georgia on American Idol
Edited sentence: He released a cd in 2005 called The Futurist, and while promoting his film Tropic Thunder he and his co-stars Ben Stiller and Jack Black where back up singers "The Pips" to Gladys Knight singing Midnight Train to Georgia