Under the guidance of Billy Loughnane, Bow Echo stormed to victory in the 2000 Guineas, completing the Newmarket Classic double for trainer George Boughey.
Sent off a 9-2 chance from stall 15, the son of Night Of Thunder cruised into contention on the stands-side before putting joint-favourite Gstaad to the sword in the closing stages.
Trainer Boughey, who had saddled Catchet to victory in the 2022 Fillies' equivalent, celebrated a Classic double at Flat racing's spiritual home, whilst rider Loughnane celebrated his first top honour in the saddle.
Aidan O'Brien's horse - far superior to Distant Storm back in third - was a clear second under Ryan Moore.
Loughnane said: "I've wanted to be a jockey since the day I was born and to find a horse like this at 20 years old, I can't thank everyone enough. I can't put it into words, I've never had a feeling like that in my life.
"I've been riding out for George since I was 16 and he's really pushed me to the next level. What a trainer."
"I'm very fortunate to ride such good racehorses and he's a superstar, a dream to ride. I planned the race out going a million different directions, but it was the perfect A to B and what a feeling.
"He's had the perfect preparation and George is a genius - it just shows when he gets the stock what he can do."
For Boughey it was a second success in the Classics, making him the youngest at 34 to win both the 2000 Guineas and 1000 Guineas.
However, while Cachet was 16-1 when winning the fillies' edition in 2022, Bow Echo has carried the pressure of Guineas favourite throughout the winter, bringing about a mixture of nerves, excitement and trepidation, all released in a thrilling performance.
Boughey said: "I was quite emotional earlier, it's very rare to find a horse that trains like him and to have the pedigree to back it up was really what we needed.
"I showed a bit of excitement out there, but I've been very calm because he's such an easy horse to train. I'm just lucky to have him and it wasn't a surprise today.
"This horse has the most extraordinary brain, he's so unassuming and you wouldn't know he's there and he makes my job easy.
"The confidence was pretty high and his work had suggested that. It was over to Billy to execute and he did, he was fast asleep going to post and Billy has a great affinity with this horse.
"I think he's almost a difficult ride as he's so relaxed and to wait and not commit in a Guineas when he was fast asleep out there trying to pick his gap, he's executed his plan brilliantly.
"Billy said he had to kick him to the start, but once you put him in the stalls he comes alive and I was always confident, he was exactly where I wanted him and he was just great.
"It's huge to win a 2000 Guineas as a Newmarket trainer, it's kind of the pinnacle really."