Halep has been on the cusp of winning Slams before, but she has cracked mentally on every occasion, losing all three of her finals in three sets. It looks good on you.
"Congratulations to Simona. There is no-one else I'd rather lose to than the number one in the world", Stephens, who will rise to four in the rankings, said.
I just tried not to repeat the past year [Halep lost the 2017 French Open final].
It was the ideal way for the Romanian to banish the demons of her painful final defeat by Jelena Ostapenko 12 months ago, when she blew a lead of a set and 3-0. It's the first semifinal between a pair of American women at Roland Garros since Serena Williams beat Jennifer Capriati on her way to the 2002 title.
Halep was my pick to win the French Open before the tournament, even though I picked against her in the Muguruza match. "In the last game I didn't feel like I could breathe any more and didn't want to repeat a year ago, so I cannot believe it".
Despite falling to the Romanian in Paris, Andrea Petkovic couldn't have been happier for Halep. Virginia Ruzici also won the French Open back in 1978.
The world number one was in impressive form as she put the Spaniard to the sword with a 6-1 6-4 victory. "She's a great opponent, a great player, and it's always tough against her".
When Halep served for the match at 5-1 with chants of "See-Mohh-Nahhh" reverberating around Court Philippe Chatrier, only a sudden attack of nerves could have denied her.
A hold and a break later and Halep was ahead for the first time in the match, with Stephens' error count rising and rising.
The Romanian broke at the start of the second set and then held for 6-3 as Kerber dropped her serve again in the ninth game.
"Been kicked in the stomach a couple of times when she's had chances", said Halep's coach, Darren Cahill. Of her first 14 points, 13 arrived via errors by Muguruza - nine unforced, four forced.
Simona Halep was over the moon to finally end her Grand Slam duck as she lifted the French Open title.
Stephens, who has been serving well throughout the tournament, took the first game with a backhand victor.
Halep is more emotive on court and her tenacity has earned her an army of fans. A forehand into the net there.
Simona Halep is coming off a straight sets win over Garbiñe Muguruza that took 17 games to decide.
Top-ranked Simona Halep has rallied past Angelique Kerber 6-7 (2), 6-3, 6-2 to reach the French Open semifinals.
The top-ranked Halep, playing in her third singles final at Roland Garros, won the toss and chose to receive.
Halep became just the second Romanian woman to win a grand slam.
Dominic Thiem attempts to win a first French Open title, too, when he faces Rafael Nadal in Sunday's men's final.
"I have been dreaming for this moment since I started playing tennis".
Bueno was a dominant player during the late 1950s and 1960s.