Complex sentence: As an alternative, Peter goes to the Television Producers Guild and gathers many TV producers (including J. J. Abrams, Mark Burnett and Dick Wolf) and Kelsey Grammer to discuss ideas to make their shows better again, which proves successful.
Split into simpler sentences: As an alternative, Peter goes to the Television Producers Guild for help. Peter gathers many TV producers (including J. J. Abrams, Mark Burnett and Dick Wolf) and Kelsey Grammer to discuss ideas to make their shows better again, which proves successful.