GLEE: Santana (Naya Rivera, C) performs the 300th musical performance of GLEE in the "Mash Off" episode airing Tuesday, Nov. 15 (8:00-9:00 PM ET/PT on FOX. ©Fox Broadcasting Co. Cr: Frank Micelotta/FOX
GLEE: Santana (Naya Rivera) performs the 300th musical performance of GLEE in the "Mash Off" episode airing Tuesday, Nov. 15 (8:00-9:00 PM ET/PT on FOX. © Fox Broadcasting Co. Cr: Frank Micelotta/FOX
GLEE: Mercedes (Amber Riley, L), Santana (Naya Rivera, C) and Brittany (Heather Morris, R) perform the 300th musical performance of GLEE in the "Mash Off" episode airing Tuesday, Nov. 15 (8:00-9:00 PM ET/PT on FOX. © Fox Broadcasting Co. Cr
GLEE: Santana (Naya Rivera, C) performs the 300th musical performance of GLEE in the "Mash Off" episode airing Tuesday, Nov. 15 (8:00-9:00 PM ET/PT on FOX. © Fox Broadcasting Co. Cr: Adam Rose/FOX