The 'Victorious' alum topped off her comfy, festive look with a sparkly crown Victoria Justice is adding another candle to her birthday cake — and ... past by wearing a SpongeBob-themed onesie ...

and it's going to be an epic birthday celebration for SpongeBob. Multicolored slime will explode from a giant birthday cake. I imagine that getting the slime set up is a big process. Lots of ...