Spoiler! Spoilers: First Look at Glee Nationals! See Quinn, Rachel, Unique, and More (PHOTOS) 8 of 12 Prev Autoplay Next Tweet April 26, 2012 by Beth Douglass Related: Glee, Glee Spoilers , Rachel Berry , Finn Hudson , Quinn Fabray , Brittany , Santana Lopez , Season 3 Episode 21 , Wade , Unique full size Credit: Miguel Aguilar/Sam Sharma/PacificCoastNews.com Dianna Agron's Quinn and Naya Rivera's Santana Film Glee Season 3, Episode 21 Nationals on April 25, 2012 Also returning for this episode is new Vocal Adrenaline coach Jesse St. James (Jonathan Groff). "I'm so so happy because Mr Jonathan Groff is here on set shooting with us today! :)" Lea tweeted that day.