: Aguilera served as the first guest judge, famously surprising the queens by entering in Farrah Moan -inspired drag.

Watch the iconic moment Christina Aguilera performed 'Fall In Line' live with legendary queens from RuPaul's Drag Race:

: The top two queens, Monét X Change and Trinity The Tuck , competed in a final "Lip Sync for Your Legacy" to Aguilera's anthem "Fighter" .

: Performed a tribute to Aguilera's hits, including a highly choreographed routine.

: Competed with his own high-energy lip sync performances.