Holly J and Sav manage to convince Mr. Simpson to ignore the PTA ruling to cancel the Night in Vegas dance by promising to keep the event trouble free. Drew is suppose to go with his girlfriend Alli, but when Bianca steps in with a proposition he can’t refuse, his relationship with Alli is put to the test. Meanwhile, Fitz promises to end his fight with Eli on one condition – Clare must to go to the dance with him. But when Eli refuses to back down things get out of hand putting the fate of Degrassi Community School in jeopardy.