Lex Horton - is a video game composer. Lex Horton began his career in 2002 and has worked for companies such as Rockstar North and Rockstar Games. Lex Horton's first game was Grand Theft Auto: Vice City which was released 21 years ago. Best Game Lex Horton contributed to was Grand Theft Auto: Vice City. Lex Horton's latest work is Grand Theft Auto: Vice City which was released 21 years ago.