Mariah Carey Comments on Millie Bobby Brown Collaboration Rumors, Teases Possible Plans: Photo 4850624, Mariah Carey, Millie Bobby Brown Photos

Mariah Carey and Millie Bobby Brown grab lunch and more star snaps

Mariah Carey and Millie Bobby Brown grab lunch and more star snaps

Millie Bobby Brown holds hands with beau as she gives Mariah Carey's twins Stranger Things tour

Mariah Carey and Millie Bobby Brown grab lunch and more star snaps

Mariah Carey teases Millie Bobby Brown collaboration on Jimmy Fallon

Star Tracks: Jake Bongiovi, Millie Bobby Brown, Mariah Carey [PHOTOS]

Mariah Carey Comments on Millie Bobby Brown Collaboration Rumors, Teases Possible Plans: Photo 4850620, Mariah Carey, Millie Bobby Brown Photos

Millie Bobby Brown Talks Friendship with 'Guiding Light' Mariah Carey

Mariah Carey and Millie Bobby Brown grab lunch and more star snaps

Mariah Carey Comments on Millie Bobby Brown Collaboration Rumors, Teases Possible Plans: Photo 4850624, Mariah Carey, Millie Bobby Brown Photos

Star Tracks: Jake Bongiovi, Millie Bobby Brown, Mariah Carey [PHOTOS]

Mariah Carey and Millie Bobby Brown grab lunch and more star snaps

Mariah Carey Teases Possible Millie Bobby Brown Collab on 'Fallon' – Billboard

Millie Bobby Brown says a collab with Mariah Carey could be in the works