Defensive end explains how he came up with his ninja-inspired sack celebration. Smith, who was coming off a 2011 Pro Bowl appearance, played for the Texans from 2009-13. The 34-year-old veteran signed with the Texans this week when was placed on injured reserve.
Smith started 78-of-79 games as a Texans and recorded 194 tackles, 27.0 sacks, seven forced fumbles, and three fumble recoveries.
