Possible Clues:

• Home of "Cribs"
• "Laguna Beach" channel
• "The Hills" airer
• “Buckhead Shore” network
• Cable channel that was launched with the words 'Ladies and gentlemen, rock and roll'
• 'The Challenge' channel
• Channel whose M originally stood for "Music"
• "Ridiculousness" network
• Home of 'Cribs'
• 'Catfish' airer