2Gether Reunites on L.A. Sidewalk … SINGS CALCULUS!!!!!

Exclusive

It was 10 years in the making … 10 YEARS … but the guys from 2gether finally performed their hit song “Calculus” yesterday … on an L.A. sidewalk … and TMZ has the footage!!!!

Jerry … Chad … Doug and Mickey were hangin’ outside of the Newsroom Cafe … talking about their upcoming reunion show … when we asked for a sneak preview … and the guys delivered!

TMZ broke the story … the MTV boy band is all set to officially reunite on stage at a performance in L.A. next month … where they’ll hopefully perform their new song, “I Bet You Regret Having Sex with Me Now.”

Can’t wait!