Popsugar Entertainment Music Videos Celebrity Cameos in Music Videos 25 Music Videos Featuring Celebrity Cameos 26 April 2018 by Athena Sobhan View On One Page Photo 8 of 25 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 8 Dianna Agron in Sam Smith's "I'm Not the Only One" Previous Next Start Slideshow Music VideosMusic