He quickly sparked to life on his homeward nine and reeled off birdies at the first, third and fourth before following a bogey at the fifth with an otherworldly eagle three at the sixth.
"I mean, I want to play it, so I would most likely", Mickelson said.
Mickelson hit a pair of horrific drives - one out-of-bound, another into water he couldn't see off the tee at No. 8 - that led to double bogeys.
"I hit it exactly how I wanted". That also was the last time Mickelson was at Bay Hill, and this trip lasted only two days.
British Open champion Francesco Molinari made one of two aces on the day and was among those at 69.
Check in for highlights from every tournament plus player interviews, player profiles, tournament previews, swing analysis and all the greatest shots and incredible moments. "If tomorrow I shoot something in the 60s I'll be right there for the weekend", said the Northern Irishman, who has not finished outside the top five all year.
Mother of R. Kelly's ex-girlfriend says her daughter was beaten
In their joint interview with King, the two women said they're both in a "strong relationship" with the singer. I feel we have heard the Aaliyah story", King told The New York Times about the ban on Aaliyah questions.
Fleetwood, a three-time victor on the European Tour, is ready to take the next step by winning in America, and he looked up to the task.
Baddeley is the leading Australian at Bay Hill, with 2017 Palmer victor Marc Leishman posting a 70 to sit at two under.
"I (aggravated) it last Sunday and then got an MRI Monday, which came back that I had an annular tear in my disc, and then I've got facet problems as well", Day told PGATour.com. This could be a big week for him in other ways.
"I've been making sure I get my driver turning over (right-to-left) as that's something I've struggled with the last couple of years at the Masters". The top three players not already exempt from the top 10 at Bay Hill will get into Royal Portrush.
"I'd forgotten about that", Baddeley said of the potential Open exemption.
On a morning that started cool, former US Open champion Graeme McDowell carded 68 and world number two Justin Rose plodded to a 71.