Rascalz Rasco Rashad Morgan Rashamba Rasheed Rasheeda Rasmus Rasmus Seebach RaStaMan Rated R Ratigan Rauf & Faik Raventhrone Raw Fusion Raw Reese Ray Ray C Ray Cash Ray Charles Ray Horton Ray J Ray Jr. Ray LaMontagne Ray Luv Ray Nitti Ray Robinson Ray Thomas Ray-L RayBan Rayven Justice Rayvon Rayzen Raz B Razah Razor Razorlight RaЯ Rbl Posse RBX Rc Rd Re RE'START Re-Pac Re-Up Gang Ready For The World Real Live Real McCoy Real-O Reamonn Reason Reba McEntire Rebecca Black Rebecca Ferguson Rebecca Lynn Howard Rebel Souljahz Rebelion Chicana Rebelution Rebstar Recoil Red Red Cafe Red Dragon Red Hot Chili Peppers Red Hot Lover Tone Red Jumpsuit Apparatus Red Naxi Redcloud Redd Eyezz Redd Stylez Redfoo Redgi Redji Bloom Redlife Redlight King Redman REDO Redo & Weetzy RedOne Redrum Redweik Reece Reef The Lost Cauze Reek Da Villian Reel 2 Real Reel Big Fish Reema Major Reese Reflection Eternal Refugee Camp All Stars Regard Regina Regina Belle Regina Regina Regina Spektor Reginelli & P'heno Regurgitator Reh Dogg Rehab Reims