Taylor Swift Calvin Harris
Taylor Swift and Calvin Harris started dating last yearGetty

Taylor Swift and Calvin Harris fans were left distraught after news emerged that the music power couple had ended their relationship. After being together for 15 months, the sudden break up seems to be a result of fading romance and reports suggest that the two being more like friends than lovers.

"They were just not very compatible in different areas in their relationship," an insider told E! News.

Even as the relationship between the 26-year-old singer and the Scottish DJ ended with "no drama", fans still find it difficult to get over their cute love story. IBTimes UK has compiled a timeline of Swift and Harris's 15-month-long whirlwind romance that took music lovers by storm.

When Swift and Harris met

The pop singer met the 32-year-old EDM artist in February last year at the Elle Style Awards. Soon after their first meeting the couple crossed paths again at the Brit Awards and according to reports that was "when they really connected".

When Swift and Harris met

Rumours suggest that singer Ellie Goulding played cupid to match the future power couple. "Calvin is a really great mate and he's so fantastic, and Taylor is such a cool person who I love. I thought, 'They're both really awesome and both really tall, they'll be brilliant together'," the Love Me Like You Do singer had earlier told The Sun.

The music couple indulge in some PDA

Although the duo were spotted a couple of times together – at Kenny Chesney concert and Haim Concert in March 2015 and were seen holding hands in Venice in May that year – they were spotted indulging in major PDA during the Billboard Music Awards. Harris at the time had kissed Swift in an awe-worthy moment.

When Swift and Harris made it Instagram official

In June 2015, the Blank Space hitmaker posted her first Instagram photo with Harris and BFF Gigi Hadid. Later, she wowed fans on social media with a pool picture of the two atop a giant swan. After some bonding moments on Instagram with Swift's ex flame Joe Jonas and another BFF Karlie Kloss, Harris shared a photo of Swift on the picture sharing site for the first time.

When Swift said the three magic words to Harris

Having indulged in some romantic dates, the Wildest Dreams singer finally confessed her love for Harris. In August, Swift concluded her LA performance by saying "I love you" to her former lover as he watched her from the crowd.

They sparked engagement rumours and celebrated first anniversary

According to a report by E! in January the former couple sparked engagement rumours, and a month later Harris shared on Twitter, "Congratulations to my beautiful girlfriend." March 2016 marked the adorable couple's first anniversary, which they celebrated with a cute Snapchat video and a cake.

Congratulations to my beautiful girlfriend

A photo posted by Calvin Harris (@calvinharris) on