Katy Perry partied the night away with music's best and the brightest at her pre-Grammys celebration, The Creators Party presented by Spotify, over the weekend – with one special guest by her side.<br />A source tells PEOPLE that Orlando Bloom attended Perry's party.<br />"It's really sweet," a source inside the event says.<br />"The party is for music producers and artists only but Orlando showed up a bit later and they're together."<br />Perry, 31, and Bloom, 39, have been spending a lot of time getting to know each other in recent weeks – and it seems their relationship is continuing to heat up.<br />Perry and Bloom first ignited romance rumors at the Golden Globes last month, where they were seen chatting for half an hour and even shared a drink.
