SONOMA, Calif. (March 8, 2008) (L-R): NHRA drivers Matt Guidera (front) and Rod Fuller (back). PHOTO BY JOE JACOBSON Forty lucky race fans not only got to mingle with top stars from the NHRA POWERade Drag Racing Series on Saturday, but they also supported a great cause at the sold-out 6th annual NHRA Tour de Charity at the Infineon Raceway Karting Center