In Etheridge v. State, 903 S.W.2d 1 (Tex.Crim.App. 1994) the defendant was charged with capital murder. At issue was the admissibility of appellant's statement that he robbed the victims to get money to purchase illegal drugs. Etheridge, 903 S.W.2d at 11. Although there was no similarity between appellant's illegal drug use and the charged offense, the Court of Criminal Appeals found the evidence admissible for the purpose of proving motive. Id.