The Season 4 finale airs live tomorrow night (Sunday) at 9PM EST. All of the crews are back for the finale and will be dancing together for the Judges Choice performance. Here are the crews and their songs:

Shane Sparks' group - Beat Ya Feet Kings, Massive Monkees, Southern Movement
"I Do (Represent)" Lil Jon ft. Swizz Beatz & Snoop Dogg

Lil Mama's group - Artistry In Motion, Vogue Evolution, We Are Heroes
"Girls On The Dance Floor" Far East Movement

JC Chasez's group - AfroBorike, Fr3sh, Rhythm City
"Fire Burning" Sean Kingston

Check out these videos from the top three crews on "How to Do Our Signature Dance Move": Afroborike | We Are Heroes | Massive Monkees

Tune into MTV or MuchMusic tomorrow night to find out who the season 4 winners will be!