She is now happily married to her husband of one year Russell Brand.
But it seems that before falling for the 36-year-old comedian, Katy Perry may have had a love that 'got away'.
In her yet-to-be released dramatic new music video, the 27-year-old is seen longing over a past lover.
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Dramatic: In her yet-to-be released dramatic new music video, The One That Got Away, Katy Perry is seen longing over a past lover
In the beginning of a teaser clip for her new song, The One That Got Away, the pop star is seen in a clutch of romantic moments with a male love interest, played by Mexican movie star Diego Luna.
In a voice over, the singer is heard saying: 'The past is like a handful of dust. It filters through your fingers, disappearing little by little.'
But soon the couple's romance turns to fighting, and the pair are seen arguing.
Happy: In the beginning of a teaser clip for her new song, The One That Got Away, the pop star is seen in a clutch of romantic moments with a male love interest, played by Mexican movie star Diego Luna
In one shot Katy is seen lying melancholy on the bed wearing a pink wedding dress, and in another nostalgically clutching a matching pink veil.
As their arguments escalate in a medley of good and bad times, her man is finally seen storming out of the the home that they share.
'I wish, for one day, I could go back,' she says. 'In another life, I would do things differently.'
Katy's new clip could well be released on the 11th of November this year.
Theatrical: In one shot, Katy is seen melancholy lying on the bed in a pink wedding dress
The significant date of 11/11/11 is seen on the screen at the end of the clip.
'I'm so pleased to select 'The One That Got Away' as my sixth single because this song shows a very different side of me that I haven't shown with my past singles on this record,' Katy has said of the tune.
'I think that everyone can relate to this song. I wrote this song about when you promise someone forever, but you end up not being able to follow through.
Affected: Katy is seen reminiscing on the good and bad times of her relationship
'It's a bittersweet story, hopefully, the listener learns from hearing it and never has to say they had 'The One' get away.'
Katy's new film clip somewhat follows in the footsteps of Rihanna's current hit music video, We Found Love.
The 23-year-old Bajan singer appeared to had dug out the skeletons from her closest for the clip.
The Russian Roulette singer seems to allude to her abusive relationship with ex-boyfriend Chris Brown, casting a male lead who looks similar to the RnB star.
The video ends when a pushed-to-the-limit Rihanna gathers the strength to leave the dysfunctional relationship.
Sadness: Sorrow is seen in her eyes as she tells the story of her past love
Katy is currently in Glasgow, Scotland, where she performed her California Dreams tour, last night.
She was spotted out and about before the show, wearing a grey patterned dress paired with a soft grey woolen coat.
She paired the look with some black tights and leather ankle boots and wore her pink bob in a straightened style.
Recently Katy and real-life husband Russell celebrated their first wedding anniversary together.
Nostalgic: Pictures of the pair in happier times are seen splayed out over the coffee table
They acknowledged the day by spending time at their New York abode, after Katy jetted into Manhattan for the occasion.
The day before the date they were spotted biking around in the Bohemian neighbourhood of TriBeca, near their $2.7million apartment.
They then spent alone time watching U.S. documentary Forks Over Knives.
Katy tweeted: 'Me & the Mr. just watched "Forks Over Knives" it's a pretty cool doc for anyone interested :) You can get it on Netflix!'
Gorgeous in grey: Katy was seen out and about in Glasgow, Scotland, last night, before she performed her California Dreams tour
The couple married on October 23, 2010 in a traditional Hindu ceremony near the Ranthambhore tiger sanctuary in Rajasthan, India, where Brand had proposed.
They initially met in the summer of 2009 when Perry filmed a cameo appearance for Brand's film Get Him to the Greek.
But it wasn't until that September at the MTV Video Music Awards that they got together.
Happy together: Recently Katy and real-life husband Russell Brand, seen here MTV Video Music Awards in August this year, celebrated their first wedding anniversary together