Over the weekend, elusive chanteuse Mariah Carey delivered a #Beautiful set for iHeartRadio's music festival in Vegas, bringing many concertgoers to legit tears.

Before hitting the stage, Paula Abdul introduced Carey recalling the first time she heard the pop diva sing and being absolutely floored by her vocal abilities. After Mimi's performance, the two pop stars ran into each backstage, posed for a photo, and took to Twitter to @ each

other.

Fans quickly reacted to the Twitter exchange with requests for a duet or cover.

"Cover 'Rush, Rush,'" wrote one fan suggesting MC cover Abdul's 1991 no. 1 hit.

Honestly, we'd be here for it.