Watch Kanye West Make Rare Onstage Appearance at Kid Cudi Concert

Kanye West made another rare onstage appearance Saturday when the rapper performed his "Father Stretch My Hands Pt. 1" during Kid Cudi's concert at an Adidas event in Los Angeles.West also introduced Cudi – who wasn'tThis article originally appeared on www.rollingstone.com: Watch Kanye West Make Rare Onstage Appearance at Kid Cudi Concert