Santana auditions and snags the role of Rachel’s understudy in “Funny Girl,” causing a feud between the roommates. Meanwhile, back in Lima, Tina and Artie compete against each other to be the class valedictorian in the all-new “Frenemies” episode of GLEE airing on Tuesday, Feb. 25 (8:00-9:00 PM ET/PT) on FOX. (GLE-509) (TV-14 D, L, V)
