Katy Perry and Orlando Bloom heat up romance in snowy Aspen

Katy Perry and Orlando Bloom enjoyed a weekend getaway to snowy Aspen as the couple's romance heats up.

The Roar singer and British actor were seen strolling arm in arm through the ritzy ski destination in Colorado, at the weekend (09-10Apr).

Katy and Orlando were seen in town at the wedding of stylist Jamie Schneider at Chaparral Ranch Woody Creek, along with A-listers Cameron Diaz, 43, Nicole Richie, 34, Dianna Agron, 29, Ashley Benson, 26, Rachel Zoe, 44, Melanie Griffiths, 58, Jessica Alba, 34, and Kate Hudson, 36.

Katy was pictured in some of Alba and Hudson's snapchat photos, but beau Orlando kept a low profile.

"They were arm in arm and looking very in love...They looked like regular tourists, just strolling and enjoying themselves," an eyewitness told E! News.

Orlando also reportedly took to the slopes for a few hours of snowboarding while the couple were ensconced in Aspen. .

Although neither celebrity have confirmed their romance, they have enjoyed a series of trips together.

In February they vacationed in Hawaii and in March they travelled to England where Katy met his mother and sister. They then visited Katy's hometown of Santa Barbara, and have also been to Disneyland together.

"Katy and Orlando enjoy travelling together, so whenever they have an opportunity they try to make it work," the source added. "All of Katy's friends and family like Orlando, so bringing him away with her is always a great time."