The Deadliest Stunt (Hardy Boys: Undercover Brothers, No. 13)

When a mysterious saboteur infiltrates the Miss Teen Stunt Americana competition, Joe and Frank are assigned to back up one of the contestants... Lind'Z Rider, the most flamboyant and impulsive A.T.A.C. agent ever!  As if the competition stunts weren’t dangerous enough, Frank and Joe must stop the saboteur before someone dies!