Who Is RuPaul's Dream Celebrity "Drag Race" Judge? Cher!

RuPaul returns to A Late Show to spill all the tea about Season 13 of "RuPaul's Drag Race" on VH1, and gives Stephen the perfect answer when he asks who Mama Ru would pick as his dream celebrity "Drag Race" judge. #Colbert #RPDR #RuPaul