On Tuesday,Rolling Stonecan exclusively announce that Hilton and Trainor will drop Chasin' on July 26.

I started working on this song years ago and knew I had to save it for someone very special.

Paris brought it to a whole new level, Trainor tellsRolling Stone.

Paris Hilton; Meghan Trainor

Paris Hilton; Meghan TrainorKevin Ostajewski; Lauren Dunn*

She is my hero, my idol, and I cant believe I get to be friends with her.

Hilton tellsRolling Stoneshe was blown away by Trainors songwriting on the track, which is available topre-save.

Meghan has become a sister to me.

I feel so lucky weve gotten to collaborate in all these fun and special ways.

And now the world gets to hear our song!

We made something truly iconic together and it was a bucket list dream come true for me.

Australian singer-songwriter Sia is among the projects executive producers.

Hilton also dropped Fame Wont Love You with Sia back in April.

We went into Sunset Sound Studio and ended up recording 3 songs in just one day!

she said at the time.

I hope it makes [people] smile.

This story was updated on July 9 at 9:00 p.m.