The cast of the AMC television series Mad Men. July 25 marks the debut of the fourth season. ((AMC))

The fourth season of AMC's much-loved series Mad Men launched on July 25. Will the Sterling Cooper Draper Pryce ad agency succeed? Will Don and Betty get back together? Will Peggy and Joan ever find happiness? So many questions!

Read our interactive discussion  with resident Mad Men freak Lee Ferguson on the season premiere.