Santana was slushied 의해 Karofsky in the episode "A Night Of Neglect". Brittany, it seems, has never been slushied.
Besides Santana the following have been slushied:
Rachel was slushied 의해 Puck in "Pilot", 의해 Karofsky in "Hell-o". Sam was slushied 의해 Azimio and Karofsky in "Duets". Mike was slushied 의해 Karofsky in "A Very 글리 Christmas". Puck was slushied 의해 Karofsky in "Mash-Up". Tina was slushied 의해 a football player in "A Very 글리 Christmas". Mercedes was slushied 의해 Azimio in "Hell-O" and "A Very 글리 Christmas". Quinn was slushied 의해 Azimio and the football team in "Mash-Up". Finn was slushied 의해 Karofsky and later Azimio and the football team in "Mash Up". Kurt was slushied 의해 himself in "Mash-Up" and Azimio in "Audition" and Karofsky in "Hell-O". Will was slushied 의해 New Directions in "Mash Up". Artie was slushied 의해 the football players in "The Sue Sylvester Shuffle". Karofsky was slushied 의해 Scott Cooper in "The Sue Sylvester Shuffle". Azimio was slushied 의해 a hockey player in "The Sue Sylvester Shuffle".
