Scorelli

You may be looking for the mission in GTA Advance.

Scorelli is a criminal based in Liberty City who in 2000 angers 8-Ball by putting a friend of his in the hospital. 8-Ball has Mike kill some of his goons and steal his car, which 8-Ball later reveals angered Scorelli. Scorelli is known for double crossing people. He also owns a Diablo Stallion, presuming that he is possibly a member or an affiliate of the Diablos.