It's the Tenth Annual BFFL day, ten years of friendship, nothing can get in between our Trollz except... Garnet! The new girl in school breaks up BFFL, but Ruby soon discovers Garnet's true identity! The other girls are brainwashed, but a revealing reflection in the Mystic Fallz breaks the spell. Garnet's no troll, she's Simon! The BFFL reunite at the camp site to send "Garnet" packing... for good!