Caini (Ca/lum and Ra/ini) is the real-life pairing between Calum Worthy and Raini Rodriguez. They are best friends and love to hang out with each other any free time that they have.
They are both the oldest on the set of Austin & Ally.
They are both into music.
They both have Twitter accounts and tweet each other constantly.
They are both verified on Twitter.
They took pictures at a photo booth together.
They went to dinner together alone.
Raini has stated on Twitter that Calum's dressing room is where she goes the most.
On Calum's Instagram, he seems to mostly take pictures with Raini out of all the cast members.
During the second half of the Charades Marathon, they were a team.
Calum stated that he likes hanging out with Raini.
On a live stream, where the whole cast was there, someone asked a question of what do you think of your cast members, and when it was the time of their impression of Raini, Calum called her gorgeous.
Raini Rodriguez explained why Calum was the sass master in the same live stream, he agreed with her reasoning and they both laughed about it.
Calum and Raini went to the Disney prom together (Ross and Laura went together too).
Whenever something funny "comes", they seem to laugh at the same things.