The first round of the 2024 Grant Thornton Invitational was played at Tiburon Golf Club in Florida. Tournament debutants Patty Tavatanakit and Jake Knapp shot a perfect front nine to take the lead.Tavatanakit and Knapp lead the Grant Thornton Invitational at 14-under. Four teams follow at three strokes or less, including last year's runners-up Brooke Henderson and Corey Conners.2024 Grant Thornton Invitational Round 1 LeaderboardHere is the leaderboard after the first round of the Grant Thornton Invitational:1 Patty Tavatanakit / Jake Knapp -14T2 Jenniffer Kupcho / Akshay Bhatia -13T2 Brooke Henderson / Corey Conners -13T4 Maja Stark / JT Poston -11T4 Allisen Corpuz / Sahith Theegala -11T6 Jeeno Thitikul / Tom Kim -10T6 Lydia Ko / Jason Day -10T8 Celine Boutier / Matthieu Pavon -9T8 Lauren Coughlin / Cameron Young -9T8 Lilia Vu / Luke List -9T8 Lexi Thompson / Rickie Fowler -9T8 Nelly Korda / Daniel Berger -9T13 Megan Khang / Matt Kuchar -8T13 Andrea Lee / Max Greyserman -815 Gaby Ruffels / Nick Dunlap -716 Mel Reid / Cameron Champ -6Patty Tavatanakit and Jake Knapp made nine consecutive birdies on the front nine to quickly take the lead at the Grant Thornton Invitational. Over the next seven holes, the duo slipped back on the leaderboard with just two birdies and no bogeys, but an eagle and a birdie on the last two holes put them back on top.Another rookie team, Jenniffer Kupcho and Akshay Bhatia, alternated with Tavatanakit and Knapp for the lead and eventually tied for second. Kupcho and Bhatia carded one eagle and eleven birdies, including seven on the back nine.Defending Grant Thornton Invitational champions Lydia Ko and Jason Day got off to a slow start with four birdies and a bogey on the front nine. However, they put the pedal to the metal on the back nine where they added an eagle and five birdies to finish in a share of sixth place.Something similar happened to Nelly Korda and Daniel Berger, who started the first round of the Grant Thornton Invitational with five birdies on the front nine, but only managed two over the next seven holes. That left them way behind in the leaderboard, but they birdied their last two holes to move into a tie for eighth.The first round was played in a scramble format. In this format, both players hit their tee shots, then decide which ball has the better lie and both players hit their second shot from there. This process is repeated until the ball is holed, and the best score between team members is used as the team score.