event | round | table | player one | result | player two |
Grand Prix Anaheim 2003 | 4 | 33 | Herberholz, Mark (1705) | Lost 0-2 | Walls, Gabe (1844) |
Grand Prix Phoenix 2006 | 9 | 32 | Herberholz, Mark (2000) | Lost 1-2 | Walls, Gabe (1883) |
2007 World Championship | 13 | 18 | Herberholz, Mark (2027) | Lost 0-2 | Walls, Gabe (1950) |