Billy Horschel hit three tee shots in to the water on the sixth hole and made an 11.
It was comical from the start, with Kuchar having to tee it up three times before he could hit, and removing his cap the rest of the way.
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.
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On the par-three 17th, his first tee shot flew into the water, and although his second stuck to the green he could not make a 30-footer and came away with a double bogey.
Barkley recovered from an early miss to break the deadlock from the tee, and, three minutes later, the fly-half's neat offload was worked via Nick Abendanon and Matt Carraro to South African Claassens, who crossed with ease.
Schwartzel, who averages around 300 yards a time off the tee over the past three years according to the Reuters Stats, throttled back a little on the tight, parkland track which borders the famous Kruger National Park in South Africa.
But hopes of a straightforward victory for Els receded when his tee shot at the par-three 17th finished short and was plugged in an awful lie in the sand.
Also, Teixeira has taken soft toss and tee swings in the batting cage for three days and reported no problem with his wrist.
He was in second place, two shots back, when his tee shot on the long par-three hit the side of the bleachers and bounced back into the trees.
The view from the tee of the 223-yard, par-three 17th hole, for instance, is pure intimidation.
Sorenstam, 35, who is chasing a fifth win in this event, carded five birdies on the front nine and three more coming in as she played almost perfect golf from tee to green.
But the Englishman recovered some lost ground with three birdies, including a two at the short eighth when his tee shot finished four feet from the cup, for a 74.
Els makes the green with his tee-shot and then hits a stunning 30-foot birdie putt to go three up with eight holes to play.
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