New York, N.Y. -- Last night,

Pac Div

,

Von Pea

,

STS

and

Beyond Belief

for a

Booth-sponsored showcase

at NYC venue S.O.B.'s. During STS' set, the Philly representative was joined by two special guests;

The Roots

frontman

Black Thought

and underground emcee

Truck North

took the stage to perform a yet-untitled,

Sean C & LV

-produced joint off the forthcoming

Money Making Jam Boys

mixtape. Fans can see video of their surprise appearance below.