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1.
Maroon 5 / Future
Future was on Maroon 5's hit song, "Cold".
3.
Lady Gaga / Ariana Grande
They collaborated on "Rain On Me".
4.
M.I.A. / Travis Scott
M.I.A. was featured on Travis Scott's single, "Franchise".
5.
Cage the Elephant / 21 Savage
nah but that would be fire tho
6.
The Chainsmokers / Tame Impala
7.
Jennifer Lopez / Beyoncé
9.
Two Door Cinema Club / Fitz and the Tantrums
10.
Macklemore / ScHoolboy Q
ScHoolboy Q made an appearance for "White Walls" on Macklemore's The Heist album.
11.
Flo Rida / Justin Timberlake
12.
Drake / The Weeknd
They collaborated for three different songs.
13.
Pharell Williams / T.I.
They collaborated on seven different songs, the most popular one being Robin Thicke's "Blurred Lines".
14.
DJ Khaled / Lil Uzi Vert
15.
Camila Cabello / Machine Gun Kelly
Camila Cabello appeared on Machine Gun Kelly's Bloom album on "Bad Things".
16.
Post Malone / Justin Bieber
They collaborated twice for "Deja Vu" on Post Malone's Stoney album and "Forever" on Justin Bieber's Changes album.
17.
Kid Cudi / Kanye West
They worked together on twelve different songs, including seven from their collaboration album, Kids See Ghosts.
19.
Glass Animals / Denzel Curry
Denzel Curry appeared on "Tokyo Drifting" on Glass Animals' Dreamland album.