The episode, directed by stage and film vet Eric Stoltz, focused on a competition that paired off several of the glee club singers to perform duets. Songs featured include "Don't Go Breaking My Heart," "River Deep – Mountain High," "Le Jazz Hot," "Sing!," "With You I'm Born Again," "Lucky" and "Get Happy/Happy Days Are Here Again."
To re-watch Kurt and Rachel make like Judy and Barbra, and all the rest of it, look below: