 Kọ itẹsiwaju fun paragirafi yii - Ni Oṣu Keje ọjọ 11, Ọdun 2012, awọn Knicks ṣe iṣowo Harrellson si awọn Rockets Houston pẹlu Toney Douglas, Jerome Jordan ati awọn yiyan iyipo keji ni ọdun 2014 ati ọdun 2015 : fún Marcus Camby. Ní August 15, 2012, àwọn Rockets fi Harrellson sílẹ. 