The roast was taped in Los Angeles on September 10 , 2011 .
The roast was was broadcast on September 19 , 2011 , exactly one hour after the premiere of Ashton Kutcher 's first episode on Two and a Half Men where he replaced Sheen .
The roast was taped in Los Angeles on September 10 , 2011 , and was broadcast on September 19 , 2011 , exactly one hour after the premiere of Ashton Kutcher 's first episode on Two and a Half Men where he replaced Sheen .