The firstshot on each hole is played from a teeing area (known as a tee) with the ball usuallly being placed on a wooden peg (also, confusingly known as a tee).
McIlroy violently duck-hooked his new Nike cavity-backed driver behind the hospitality boxes on the 18th hole in Thursday's first round, with videos of the shot circulating soon after.
His daughter made it so with a refusal to lose, even when she failed to cash in on her best shot of the day, an approach on the first extra hole that left her with a 6-foot putt to win.
Hanson bogeyed two of the first three holes, and Mickelson suffered an excruciating triple bogey on the par-three fourth hole when his tee shot pinged off the spectator railing into a bamboo thicket.